1-7x+7=15

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Solution for 1-7x+7=15 equation: 


Simplifying
1 + -7x + 7 = 15

Reorder the terms:
1 + 7 + -7x = 15

Combine like terms: 1 + 7 = 8
8 + -7x = 15

Solving
8 + -7x = 15

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-8' to each side of the equation.
8 + -8 + -7x = 15 + -8

Combine like terms: 8 + -8 = 0
0 + -7x = 15 + -8
-7x = 15 + -8

Combine like terms: 15 + -8 = 7
-7x = 7

Divide each side by '-7'.
x = -1

Simplifying
x = -1

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