13x-2(4x-5)=66-3x

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Solution for 13x-2(4x-5)=66-3x equation:


Simplifying
13x + -2(4x + -5) = 66 + -3x

Reorder the terms:
13x + -2(-5 + 4x) = 66 + -3x
13x + (-5 * -2 + 4x * -2) = 66 + -3x
13x + (10 + -8x) = 66 + -3x

Reorder the terms:
10 + 13x + -8x = 66 + -3x

Combine like terms: 13x + -8x = 5x
10 + 5x = 66 + -3x

Solving
10 + 5x = 66 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
10 + 5x + 3x = 66 + -3x + 3x

Combine like terms: 5x + 3x = 8x
10 + 8x = 66 + -3x + 3x

Combine like terms: -3x + 3x = 0
10 + 8x = 66 + 0
10 + 8x = 66

Add '-10' to each side of the equation.
10 + -10 + 8x = 66 + -10

Combine like terms: 10 + -10 = 0
0 + 8x = 66 + -10
8x = 66 + -10

Combine like terms: 66 + -10 = 56
8x = 56

Divide each side by '8'.
x = 7

Simplifying
x = 7

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