2x-20=7(x-20)

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


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

Reorder the terms:
-20 + 2x = 7(x + -20)

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

Solving
-20 + 2x = -140 + 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.
-20 + 2x + -7x = -140 + 7x + -7x

Combine like terms: 2x + -7x = -5x
-20 + -5x = -140 + 7x + -7x

Combine like terms: 7x + -7x = 0
-20 + -5x = -140 + 0
-20 + -5x = -140

Add '20' to each side of the equation.
-20 + 20 + -5x = -140 + 20

Combine like terms: -20 + 20 = 0
0 + -5x = -140 + 20
-5x = -140 + 20

Combine like terms: -140 + 20 = -120
-5x = -120

Divide each side by '-5'.
x = 24

Simplifying
x = 24

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