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4 votes
If you take a number, times by 7 then subtract 1. You get the same as if you took the number multiply the number by 5 then subtract 8. What is the number?

2 Answers

1 vote

Explanation:

set as no . is X

7X _1 = 5 X - 8

2 X = -7

X = - 7 / 2

User David Gish
by
5.8k points
7 votes

Answer:

-7/2 or -3.5

Explanation:

Make the equation first

7x-1 = 5x-8

7 = -2x

-7/2 = x

User Shakked
by
5.8k points