-3(x-20)=7x

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Solution for -3(x-20)=7x equation:


Simplifying
-3(x + -20) = 7x

Reorder the terms:
-3(-20 + x) = 7x
(-20 * -3 + x * -3) = 7x
(60 + -3x) = 7x

Solving
60 + -3x = 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.
60 + -3x + -7x = 7x + -7x

Combine like terms: -3x + -7x = -10x
60 + -10x = 7x + -7x

Combine like terms: 7x + -7x = 0
60 + -10x = 0

Add '-60' to each side of the equation.
60 + -60 + -10x = 0 + -60

Combine like terms: 60 + -60 = 0
0 + -10x = 0 + -60
-10x = 0 + -60

Combine like terms: 0 + -60 = -60
-10x = -60

Divide each side by '-10'.
x = 6

Simplifying
x = 6

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