5(x+7)-7(2x-6)=15

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Solution for 5(x+7)-7(2x-6)=15 equation:


Simplifying
5(x + 7) + -7(2x + -6) = 15

Reorder the terms:
5(7 + x) + -7(2x + -6) = 15
(7 * 5 + x * 5) + -7(2x + -6) = 15
(35 + 5x) + -7(2x + -6) = 15

Reorder the terms:
35 + 5x + -7(-6 + 2x) = 15
35 + 5x + (-6 * -7 + 2x * -7) = 15
35 + 5x + (42 + -14x) = 15

Reorder the terms:
35 + 42 + 5x + -14x = 15

Combine like terms: 35 + 42 = 77
77 + 5x + -14x = 15

Combine like terms: 5x + -14x = -9x
77 + -9x = 15

Solving
77 + -9x = 15

Solving for variable 'x'.

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

Add '-77' to each side of the equation.
77 + -77 + -9x = 15 + -77

Combine like terms: 77 + -77 = 0
0 + -9x = 15 + -77
-9x = 15 + -77

Combine like terms: 15 + -77 = -62
-9x = -62

Divide each side by '-9'.
x = 6.888888889

Simplifying
x = 6.888888889

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