Mathematics High School

can somebody verify this for me?


5f + 3n + 2

use f = -4 and n=-7

answer is -43

is this correct? yes or no?

Answers

Answer 1

Answer:

no

Step-by-step explanation:

5(-4)+3(-7)+2= -20-21+2=-39

Related Questions

If a Point E lies between two points D and F such that DE = EF, then prove that DE = 1/2 DF. Explain by drawing the figure.​

Answers

Answer:

Step-by-step explanation:

DE = EF

DF = DE + DF

     = DE + DE

DF = 2DE

2DE = DF

DE = (1/2)DF

When I am doing exponential functions, amd need to graph, how do I figure out what the points are for f(x)=3(6)^(x-1)-5? The five is not an exponent.​

Answers

Answer:

Attached

Step-by-step explanation:

Carter has a pool that can hold a maximum of 450 gallons of water. The pool already contains 150 gallons of water. Carter begins to add water at a rate of 8 gallons per minute. He wants to know how many minutes he needs to reach its maximum capacity. Let m represent the number of minutes. almost forgot:
Write an inequality that represents this problem.

Answers

450-150=300
300 divided by 8= m
M= 37.5 minutes

A hot chocolate recipe calls for three teaspoons of cocoa for every cup of milk. How many teaspoons of cocoa are needed for a batch that uses six cups of milk?

Answers

Answer:

18 tsp of cocoa

Step-by-step explanation:

3 tsp : 1 cup

? tsp : 6 cups

6 / 1 = 6

3 x 6 = 18

I WILL GIVE U BRAINLYIST FIRST TO ANSWER RIGHT

Answers

Answer:

D

Step-by-step explanation:

Its D because thebsample of 2 is noticed

X =(5x - 10)
130°
Find x

Answers

Answer:

Step-by-step explanation:

5x-10  = 180-130

5x-10 = 50

5x = 60

x = 12°

ill mark brailist plss help

Answers

The answer to your question is 3 43/65

Sponsoring a donkey costs £2 a month. Which calculation will help Beth work out how many years she can sponsor a donkey for with £80. A) 80-2 X 12 B) 80/2 X 12 C) 80/12 ÷ 2. D) 12 X 2 ÷ 80​

Answers

Answer:

B

80/2×12 becouse one year it costs 12×2 since its 12 months .

Maximize Y = 1.27 - 0.03x - 0.05y, using the constraints:
x>_0
y>_0
Y>_-x+10
Y<_-x+15
y<_2/3 x

sorrry I couldnt write it any better

Answers

Answer:

a. x(2+3x)b.x= 0, −2/333. a. 2x2(3x−1) b.x= 0, 1/335. a. (x−1)(x−7)b.x= 1, 7 37. a. (x−3)(x+4)b.x= 3, −439. a.

Step-by-step explanation:


What is the simplified form of the expression 0.3 (4x - 4y)?

Answers

Answer:

1.2x-1.2y

Step-by-step explanation:

Estimate the circumference of the following circles:
d = 10cm
r = 7 cm
d = 15 m

Answers

Answer:

43.98

Step-by-step explanation:

Circumference= 2πr

so it would be 2x3.14x7=43.98

Answer:

1. 31.42cm

2. 43.98cm

3. 47.12cm

Step-by-step explanation:

Multiply the diameter by pi,

Since the radius is just half of the diameter, make it 14 then multiply by pi

What is m ∠ ZUB?
23.7°
32.8°
33.5
57.2°

Answers

Answer:

23 .7 ruim

57.2 sol

32 .8 mais ou menos

tchau bj

Find the sixth term of a geometric sequence with which a, =-3 and r=-2.​

Answers

Answer: 96

Step-by-step explanation: a is the initial term, and r is the ratio by which a increases. Multiplying -2 by -3 five times gives this sequence: -3, 6, -12, 24, -48, 96

$10,000 is invested at 0.75% annual interest for 3 years. a. Simple interest

Answers

The answer is $225 in interest and In total with interest it’s 10,225

4. What method can be use to prove the triangles below are congruent?

(look at the photo for answer options)

Answers

Answer:

congruent by Angle Angle Side (AAS)

If my answer is right then please follow me

need followers :-)

help i don't know what to do please help

Answers

Suki is correct because adrienne subtracted 6 instead of -6


Sarah's pay for two weeks was
$158.16. If she worked 8 hours the
first week and 4 hours the second,
what was her rate of pay?
A $3.23 per hr B$22.60 per hr
C $13.18 D $31.64 per hr

Answers

The answer to the question is C.

Find the area of the circle. Round your answer to the nearest hundredth.
2 cm

​

Answers

Answer:

12.57 if 2cm is the radius,

3.14 if 2cm is the diameter

Step-by-step explanation:

If the radius 2cm

A = πr^2 = π·2^2 ≈ 12.56

If the diameter 2cm

A= πr^2 = π·1^2 ≈ 3.14

Find the slope of the line that passes through the points (-3, 2) (5, 4).
O 1/8
O 2/8
O 3/8
1
4
HURRY PLS THIS IS TEST!!

Answers

Answer: 1/4

Hope this helps : )

1/2x+4=9 solve for x.. Help?

Answers

Answer:x=10

Step-by-step explanation:

Step 1: Subtract 4 from both sides.

Step 2: Multiply both sides by 2.

Answer: x=10

Step-by-step explanation:

1/2x+4=9

      -4  -4

1/2x=5

multiply by 1/2 on each side

x=10

PLS HELP !! I WILL MARK BRAINLIEST!!!

Question
.........
The number of bacteria in a Petri dish quadruples every hour. How many bacteria are in the dish after 5 hours if there were originally 10 bacteria?​

Answers

The correct answer is 10,240.
I think the answer is 10,240

ANSWER QUICK PLEASE!!

The horizontal axis found on the coordinate plane is the y-axis.

true or false?

Answers

Answer:

True

Step-by-step explanation:

Answer:

false! y-axis is up and down. x-axis is side to side

Step-by-step explanation:

50point for answer + brainliest

Answers

Answer:

a) 4³ = 4×4×4 = 64

so answer is 4³

b) (3²)⁶ = 3²×⁶

= 3¹²

so answer is 3¹²

c) 125 = 5³

(5⁴)⁷ = 5²⁸

= 5³ × 5²⁸

= 5³¹

Answer:

a, 4 the power of 3

b,3 the power of 12

c, 5 the power of 31

Step-by-step explanation:

a. prime factorization of 64 is 4^3

b. 2.6=12 so  it became 3^12

c. prime factorization of 125 is 5^3 then 7.4 =28

so 5^3 . 5^28 = 5^31

25. Tickets to a movie cost $5 for adults and $3 for students. A group of friends purchased 18 tickets for $82.00. How many adults ticket did they buy?

26. A farmhouse shelters 10 animals. Some are pigs and some are ducks. Altogether there are 36 legs. How many of each animal are there?

Please help with steps

Answers

Hope this helpsssssssssssssssssss

How many times larger is 6*10^ 7 than 3*10^ 6 ?

Answers

Answer:

20

Step-by-step explanation:

step 1: Evaluate the expressions

6*10^7 = 60,000,000

3*10^6 =  3,000,000

step 2: Devide

60,000,000 / 3,000,000 = 20

so 60,000,000 is 20 times larger than 3,000,000

Your teacher might want you to use a different method, but I believe this is the simplest way. If you have any questions feel free to ask away

Answer:

20

Step-by-step explanation:

[tex] \dfrac{6 \times 10^7}{3 \times 10^6} = \dfrac{6}{3} \times 10^{7 - 6} = 2 \times 10^1 = 20 [/tex]

Which system of linear equations has a solution of (2, 3)?

Answers

Answer:

i don't know

Step-by-step explanation:

Please. I’m begging for help. I have no idea what to do. Could you possibly explain on how to do it

Answers

99% sure this I correct
8-6=2
6/15=2/a
a=15•2/6
a=30/6
a=5

X=a+15
X=5+15
X=20

3. A teacher made a copy of a map. To make the map easier to see, the teacher enlarged the area of the map by 38%. Let d represent the area of the original map. The expression d + 0.38d is one way to represent the area of the new map. Write two expressions that represent the area of the new map.​

Answers

Answer:

1.38d

Step-by-step explanation:

Three semicircles are placed in a rectangle, as shown below. The width of the rectangle is 11m. Find the area of the shaded region. Use the value 3.14 for pi , and do not round your answer.

Answers

Answer:

para Es que yo soy español y no te entiendo

Write an expression equivalent to 6 - 4(3 - 6m) + 12m that is the product of two factors. Show your work.

Answers

Answer:  6(6m - 1)

Step-by-step explanation:

6 - 4(3 - 6m) + 12m

= 6 -12 + 24m + 12m

= 36m - 6

= 6(6m - 1)

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