-15=7x-7-1

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


Simplifying
-15 = 7x + -7 + -1

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

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

Solving
-15 = -8 + 7x

Solving for variable 'x'.

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

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

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

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

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

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

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

Simplifying
x = -1

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