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

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


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

Reorder the terms:
3(-2 + 4x) + -2(5x + -7) = 20
(-2 * 3 + 4x * 3) + -2(5x + -7) = 20
(-6 + 12x) + -2(5x + -7) = 20

Reorder the terms:
-6 + 12x + -2(-7 + 5x) = 20
-6 + 12x + (-7 * -2 + 5x * -2) = 20
-6 + 12x + (14 + -10x) = 20

Reorder the terms:
-6 + 14 + 12x + -10x = 20

Combine like terms: -6 + 14 = 8
8 + 12x + -10x = 20

Combine like terms: 12x + -10x = 2x
8 + 2x = 20

Solving
8 + 2x = 20

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + 2x = 20 + -8

Combine like terms: 8 + -8 = 0
0 + 2x = 20 + -8
2x = 20 + -8

Combine like terms: 20 + -8 = 12
2x = 12

Divide each side by '2'.
x = 6

Simplifying
x = 6

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