Twice the difference of a number and 7 is equal to 2 translate the sentence into an equation.

Question

asked Jul 6, 2019 168k views

1 Answer

Mathieu Longtin · Answer 1 · 2019-07-11T18:05:59+0000

2(n-7) = 2

Explanation:

The statement says 2 multiplied by (n-7) is 2.

We say
2(n-7) = 2 .

If you want to know the actual answer, it is
2n-14 = 2 which is finally
2n-16 = 0 .

From here, we can say
2n=16 and simplified, this gives n = 8.