7(x+4)-7(6x-9)=13

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Solution for 7(x+4)-7(6x-9)=13 equation:


Simplifying
7(x + 4) + -7(6x + -9) = 13

Reorder the terms:
7(4 + x) + -7(6x + -9) = 13
(4 * 7 + x * 7) + -7(6x + -9) = 13
(28 + 7x) + -7(6x + -9) = 13

Reorder the terms:
28 + 7x + -7(-9 + 6x) = 13
28 + 7x + (-9 * -7 + 6x * -7) = 13
28 + 7x + (63 + -42x) = 13

Reorder the terms:
28 + 63 + 7x + -42x = 13

Combine like terms: 28 + 63 = 91
91 + 7x + -42x = 13

Combine like terms: 7x + -42x = -35x
91 + -35x = 13

Solving
91 + -35x = 13

Solving for variable 'x'.

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

Add '-91' to each side of the equation.
91 + -91 + -35x = 13 + -91

Combine like terms: 91 + -91 = 0
0 + -35x = 13 + -91
-35x = 13 + -91

Combine like terms: 13 + -91 = -78
-35x = -78

Divide each side by '-35'.
x = 2.228571429

Simplifying
x = 2.228571429

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