13(x-4)=8x-7

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Solution for 13(x-4)=8x-7 equation:


Simplifying
13(x + -4) = 8x + -7

Reorder the terms:
13(-4 + x) = 8x + -7
(-4 * 13 + x * 13) = 8x + -7
(-52 + 13x) = 8x + -7

Reorder the terms:
-52 + 13x = -7 + 8x

Solving
-52 + 13x = -7 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
-52 + 13x + -8x = -7 + 8x + -8x

Combine like terms: 13x + -8x = 5x
-52 + 5x = -7 + 8x + -8x

Combine like terms: 8x + -8x = 0
-52 + 5x = -7 + 0
-52 + 5x = -7

Add '52' to each side of the equation.
-52 + 52 + 5x = -7 + 52

Combine like terms: -52 + 52 = 0
0 + 5x = -7 + 52
5x = -7 + 52

Combine like terms: -7 + 52 = 45
5x = 45

Divide each side by '5'.
x = 9

Simplifying
x = 9

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