7x+(6x+1)=90

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Solution for 7x+(6x+1)=90 equation:


Simplifying
7x + (6x + 1) = 90

Reorder the terms:
7x + (1 + 6x) = 90

Remove parenthesis around (1 + 6x)
7x + 1 + 6x = 90

Reorder the terms:
1 + 7x + 6x = 90

Combine like terms: 7x + 6x = 13x
1 + 13x = 90

Solving
1 + 13x = 90

Solving for variable 'x'.

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

Add '-1' to each side of the equation.
1 + -1 + 13x = 90 + -1

Combine like terms: 1 + -1 = 0
0 + 13x = 90 + -1
13x = 90 + -1

Combine like terms: 90 + -1 = 89
13x = 89

Divide each side by '13'.
x = 6.846153846

Simplifying
x = 6.846153846

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