Question

1 - 3x = -7

Solve the following equation for x.
=
5
Enter the number that belongs in the green box.
3.
1 - 3x
-7.5
5
1 - 3x = -35
-Z
- 1
-3x = [?]
-
-
Enter

Answer 1

x = 12

Explanation:

`(1-3x)/(5)` = - 7 ( multiply both sides by 5 to clear the fraction )

1 - 3x = - 35 ( subtract 1 from both sides )

- 3x = - 36 ( divide both sides by - 3 )

x = 12