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Karo-lina-s [1.5K]
3 years ago
11

(4x+7) (4x-7)= give the solution pleasee​

Mathematics
2 answers:
harkovskaia [24]3 years ago
8 0

Answer:

16x - 49

Step-by-step explanation:

Igoryamba3 years ago
3 0

Answer:

Im not sure 4x+8 and then 4×-7??? do it on your calendar frl amd you can see amd type exactly what the guesting..

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What is the ratio 60/135 written in word form and lowest terms?
timama [110]
60 to 135, in lowest terms would be 4:9 or 4 to 9.. This is because you use GCF which is 15. 
5 0
3 years ago
Which is the least time 9.675,9.7,9.75
Trava [24]
9.7 because its the only two numbers
7 0
3 years ago
What is an example of an object that you would want to have a large volume? Why?
wel

Answer:

a pool since it has a large volume

Step-by-step explanation:

8 0
3 years ago
Graph the line y=-1/5x-2
olga nikolaevna [1]

Answer:

Can't really show a graph but I'll explain how to:

Step-by-step explanation:

Plot the point (0,-2) since -2 is the y=intercept. After, just count-down 1 unit and count 5 units to the right. I hoped this helped!

4 0
4 years ago
Jeremy lost his dog, and wants to make some signs to put up in the neighborhood. The cost to make 8 paper signs and 2 laminated
Mashcka [7]

Answer:

cost to make paper signs = $1

cost to make laminated signs = $2

Step-by-step explanation:

Let

x = cost to make paper signs

y = cost to make laminated signs

8x + 2y = 12 (1)

10x + 10y = 30 (2)

Multiply (1) by 5

40x + 10y = 60 (3)

10x + 10y = 30 (2)

Subtract (2) from (3) to solve for x

40x - 10x = 60 - 30

30x = 30

x = 30/30

x = $1

Substitute x = 1 into (1)

8x + 2y = 12

8(1) + 2y = 12

8 + 2y = 12

2y = 12 - 8

2y = 4

y = 4/2

y = $2

cost to make paper signs = $1

cost to make laminated signs = $2

5 0
3 years ago
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