(2x+1)+(5x+5)=90

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Solution for (2x+1)+(5x+5)=90 equation:


Simplifying
(2x + 1) + (5x + 5) = 90

Reorder the terms:
(1 + 2x) + (5x + 5) = 90

Remove parenthesis around (1 + 2x)
1 + 2x + (5x + 5) = 90

Reorder the terms:
1 + 2x + (5 + 5x) = 90

Remove parenthesis around (5 + 5x)
1 + 2x + 5 + 5x = 90

Reorder the terms:
1 + 5 + 2x + 5x = 90

Combine like terms: 1 + 5 = 6
6 + 2x + 5x = 90

Combine like terms: 2x + 5x = 7x
6 + 7x = 90

Solving
6 + 7x = 90

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 7x = 90 + -6

Combine like terms: 6 + -6 = 0
0 + 7x = 90 + -6
7x = 90 + -6

Combine like terms: 90 + -6 = 84
7x = 84

Divide each side by '7'.
x = 12

Simplifying
x = 12

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