7(x-12)=13+5(3x-4)

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Solution for 7(x-12)=13+5(3x-4) equation:


Simplifying
7(x + -12) = 13 + 5(3x + -4)

Reorder the terms:
7(-12 + x) = 13 + 5(3x + -4)
(-12 * 7 + x * 7) = 13 + 5(3x + -4)
(-84 + 7x) = 13 + 5(3x + -4)

Reorder the terms:
-84 + 7x = 13 + 5(-4 + 3x)
-84 + 7x = 13 + (-4 * 5 + 3x * 5)
-84 + 7x = 13 + (-20 + 15x)

Combine like terms: 13 + -20 = -7
-84 + 7x = -7 + 15x

Solving
-84 + 7x = -7 + 15x

Solving for variable 'x'.

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

Add '-15x' to each side of the equation.
-84 + 7x + -15x = -7 + 15x + -15x

Combine like terms: 7x + -15x = -8x
-84 + -8x = -7 + 15x + -15x

Combine like terms: 15x + -15x = 0
-84 + -8x = -7 + 0
-84 + -8x = -7

Add '84' to each side of the equation.
-84 + 84 + -8x = -7 + 84

Combine like terms: -84 + 84 = 0
0 + -8x = -7 + 84
-8x = -7 + 84

Combine like terms: -7 + 84 = 77
-8x = 77

Divide each side by '-8'.
x = -9.625

Simplifying
x = -9.625

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