If fifty-seven is added to four times a number, the result is - 7. What is the number?

Question

Mathematics

Devin Simon

17 December, 06:54

If fifty-seven is added to four times a number, the result is - 7. What is the number?

+1

Answers (2)

Know the Answer?

Buck · Answer 1

x = - 16

Step-by-step explanation:

4x + 57 = - 7

subtract 57 to both sides and then solve for x

4x + 57 - 57 = - 7 + - 57

4x = - 64

4x/4 = - 64/4

x = - 16

Ali Rodriguez · Answer 2

x (aka the number) = - 16

This is because 4 times - 16 = - 64, and - 64 plus 57 = - 7.