7*5x+9+(x+9)=12

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Solution for 7*5x+9+(x+9)=12 equation:


Simplifying
7 * 5x + 9 + (x + 9) = 12

Multiply 7 * 5
35x + 9 + (x + 9) = 12

Reorder the terms:
35x + 9 + (9 + x) = 12

Remove parenthesis around (9 + x)
35x + 9 + 9 + x = 12

Reorder the terms:
9 + 9 + 35x + x = 12

Combine like terms: 9 + 9 = 18
18 + 35x + x = 12

Combine like terms: 35x + x = 36x
18 + 36x = 12

Solving
18 + 36x = 12

Solving for variable 'x'.

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

Add '-18' to each side of the equation.
18 + -18 + 36x = 12 + -18

Combine like terms: 18 + -18 = 0
0 + 36x = 12 + -18
36x = 12 + -18

Combine like terms: 12 + -18 = -6
36x = -6

Divide each side by '36'.
x = -0.1666666667

Simplifying
x = -0.1666666667

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