7(5x+1)-7x=91

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Solution for 7(5x+1)-7x=91 equation:


Simplifying
7(5x + 1) + -7x = 91

Reorder the terms:
7(1 + 5x) + -7x = 91
(1 * 7 + 5x * 7) + -7x = 91
(7 + 35x) + -7x = 91

Combine like terms: 35x + -7x = 28x
7 + 28x = 91

Solving
7 + 28x = 91

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + -7 + 28x = 91 + -7

Combine like terms: 7 + -7 = 0
0 + 28x = 91 + -7
28x = 91 + -7

Combine like terms: 91 + -7 = 84
28x = 84

Divide each side by '28'.
x = 3

Simplifying
x = 3

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