3x-5(2x-4)=7x+20

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Solution for 3x-5(2x-4)=7x+20 equation:


Simplifying
3x + -5(2x + -4) = 7x + 20

Reorder the terms:
3x + -5(-4 + 2x) = 7x + 20
3x + (-4 * -5 + 2x * -5) = 7x + 20
3x + (20 + -10x) = 7x + 20

Reorder the terms:
20 + 3x + -10x = 7x + 20

Combine like terms: 3x + -10x = -7x
20 + -7x = 7x + 20

Reorder the terms:
20 + -7x = 20 + 7x

Add '-20' to each side of the equation.
20 + -20 + -7x = 20 + -20 + 7x

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

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

Solving
-7x = 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.
-7x + -7x = 7x + -7x

Combine like terms: -7x + -7x = -14x
-14x = 7x + -7x

Combine like terms: 7x + -7x = 0
-14x = 0

Divide each side by '-14'.
x = 0

Simplifying
x = 0

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