87-2x=7-10x

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Solution for 87-2x=7-10x equation:


Simplifying
87 + -2x = 7 + -10x

Solving
87 + -2x = 7 + -10x

Solving for variable 'x'.

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

Add '10x' to each side of the equation.
87 + -2x + 10x = 7 + -10x + 10x

Combine like terms: -2x + 10x = 8x
87 + 8x = 7 + -10x + 10x

Combine like terms: -10x + 10x = 0
87 + 8x = 7 + 0
87 + 8x = 7

Add '-87' to each side of the equation.
87 + -87 + 8x = 7 + -87

Combine like terms: 87 + -87 = 0
0 + 8x = 7 + -87
8x = 7 + -87

Combine like terms: 7 + -87 = -80
8x = -80

Divide each side by '8'.
x = -10

Simplifying
x = -10

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