6x-7(2x-20)=220

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Solution for 6x-7(2x-20)=220 equation:


Simplifying
6x + -7(2x + -20) = 220

Reorder the terms:
6x + -7(-20 + 2x) = 220
6x + (-20 * -7 + 2x * -7) = 220
6x + (140 + -14x) = 220

Reorder the terms:
140 + 6x + -14x = 220

Combine like terms: 6x + -14x = -8x
140 + -8x = 220

Solving
140 + -8x = 220

Solving for variable 'x'.

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

Add '-140' to each side of the equation.
140 + -140 + -8x = 220 + -140

Combine like terms: 140 + -140 = 0
0 + -8x = 220 + -140
-8x = 220 + -140

Combine like terms: 220 + -140 = 80
-8x = 80

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

Simplifying
x = -10

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