-80=7x+2(-2x-31)

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Solution for -80=7x+2(-2x-31) equation:


Simplifying
-80 = 7x + 2(-2x + -31)

Reorder the terms:
-80 = 7x + 2(-31 + -2x)
-80 = 7x + (-31 * 2 + -2x * 2)
-80 = 7x + (-62 + -4x)

Reorder the terms:
-80 = -62 + 7x + -4x

Combine like terms: 7x + -4x = 3x
-80 = -62 + 3x

Solving
-80 = -62 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
-80 + -3x = -62 + 3x + -3x

Combine like terms: 3x + -3x = 0
-80 + -3x = -62 + 0
-80 + -3x = -62

Add '80' to each side of the equation.
-80 + 80 + -3x = -62 + 80

Combine like terms: -80 + 80 = 0
0 + -3x = -62 + 80
-3x = -62 + 80

Combine like terms: -62 + 80 = 18
-3x = 18

Divide each side by '-3'.
x = -6

Simplifying
x = -6

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