7(2x+15)-28=35(1-x)-7

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Solution for 7(2x+15)-28=35(1-x)-7 equation:


Simplifying
7(2x + 15) + -28 = 35(1 + -1x) + -7

Reorder the terms:
7(15 + 2x) + -28 = 35(1 + -1x) + -7
(15 * 7 + 2x * 7) + -28 = 35(1 + -1x) + -7
(105 + 14x) + -28 = 35(1 + -1x) + -7

Reorder the terms:
105 + -28 + 14x = 35(1 + -1x) + -7

Combine like terms: 105 + -28 = 77
77 + 14x = 35(1 + -1x) + -7
77 + 14x = (1 * 35 + -1x * 35) + -7
77 + 14x = (35 + -35x) + -7

Reorder the terms:
77 + 14x = 35 + -7 + -35x

Combine like terms: 35 + -7 = 28
77 + 14x = 28 + -35x

Solving
77 + 14x = 28 + -35x

Solving for variable 'x'.

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

Add '35x' to each side of the equation.
77 + 14x + 35x = 28 + -35x + 35x

Combine like terms: 14x + 35x = 49x
77 + 49x = 28 + -35x + 35x

Combine like terms: -35x + 35x = 0
77 + 49x = 28 + 0
77 + 49x = 28

Add '-77' to each side of the equation.
77 + -77 + 49x = 28 + -77

Combine like terms: 77 + -77 = 0
0 + 49x = 28 + -77
49x = 28 + -77

Combine like terms: 28 + -77 = -49
49x = -49

Divide each side by '49'.
x = -1

Simplifying
x = -1

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