5x+7(x-8)=5(x-7)

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Solution for 5x+7(x-8)=5(x-7) equation:


Simplifying
5x + 7(x + -8) = 5(x + -7)

Reorder the terms:
5x + 7(-8 + x) = 5(x + -7)
5x + (-8 * 7 + x * 7) = 5(x + -7)
5x + (-56 + 7x) = 5(x + -7)

Reorder the terms:
-56 + 5x + 7x = 5(x + -7)

Combine like terms: 5x + 7x = 12x
-56 + 12x = 5(x + -7)

Reorder the terms:
-56 + 12x = 5(-7 + x)
-56 + 12x = (-7 * 5 + x * 5)
-56 + 12x = (-35 + 5x)

Solving
-56 + 12x = -35 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
-56 + 12x + -5x = -35 + 5x + -5x

Combine like terms: 12x + -5x = 7x
-56 + 7x = -35 + 5x + -5x

Combine like terms: 5x + -5x = 0
-56 + 7x = -35 + 0
-56 + 7x = -35

Add '56' to each side of the equation.
-56 + 56 + 7x = -35 + 56

Combine like terms: -56 + 56 = 0
0 + 7x = -35 + 56
7x = -35 + 56

Combine like terms: -35 + 56 = 21
7x = 21

Divide each side by '7'.
x = 3

Simplifying
x = 3

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