7(x+6)+5x=90

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Solution for 7(x+6)+5x=90 equation:


Simplifying
7(x + 6) + 5x = 90

Reorder the terms:
7(6 + x) + 5x = 90
(6 * 7 + x * 7) + 5x = 90
(42 + 7x) + 5x = 90

Combine like terms: 7x + 5x = 12x
42 + 12x = 90

Solving
42 + 12x = 90

Solving for variable 'x'.

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

Add '-42' to each side of the equation.
42 + -42 + 12x = 90 + -42

Combine like terms: 42 + -42 = 0
0 + 12x = 90 + -42
12x = 90 + -42

Combine like terms: 90 + -42 = 48
12x = 48

Divide each side by '12'.
x = 4

Simplifying
x = 4

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