6x+7(x+1)=20

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Solution for 6x+7(x+1)=20 equation:


Simplifying
6x + 7(x + 1) = 20

Reorder the terms:
6x + 7(1 + x) = 20
6x + (1 * 7 + x * 7) = 20
6x + (7 + 7x) = 20

Reorder the terms:
7 + 6x + 7x = 20

Combine like terms: 6x + 7x = 13x
7 + 13x = 20

Solving
7 + 13x = 20

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 + 13x = 20 + -7

Combine like terms: 7 + -7 = 0
0 + 13x = 20 + -7
13x = 20 + -7

Combine like terms: 20 + -7 = 13
13x = 13

Divide each side by '13'.
x = 1

Simplifying
x = 1

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