13x-13=7(2x-4)

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Solution for 13x-13=7(2x-4) equation:


Simplifying
13x + -13 = 7(2x + -4)

Reorder the terms:
-13 + 13x = 7(2x + -4)

Reorder the terms:
-13 + 13x = 7(-4 + 2x)
-13 + 13x = (-4 * 7 + 2x * 7)
-13 + 13x = (-28 + 14x)

Solving
-13 + 13x = -28 + 14x

Solving for variable 'x'.

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

Add '-14x' to each side of the equation.
-13 + 13x + -14x = -28 + 14x + -14x

Combine like terms: 13x + -14x = -1x
-13 + -1x = -28 + 14x + -14x

Combine like terms: 14x + -14x = 0
-13 + -1x = -28 + 0
-13 + -1x = -28

Add '13' to each side of the equation.
-13 + 13 + -1x = -28 + 13

Combine like terms: -13 + 13 = 0
0 + -1x = -28 + 13
-1x = -28 + 13

Combine like terms: -28 + 13 = -15
-1x = -15

Divide each side by '-1'.
x = 15

Simplifying
x = 15

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