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

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


Simplifying
12 + -5(x + 9) + 7x = 0

Reorder the terms:
12 + -5(9 + x) + 7x = 0
12 + (9 * -5 + x * -5) + 7x = 0
12 + (-45 + -5x) + 7x = 0

Combine like terms: 12 + -45 = -33
-33 + -5x + 7x = 0

Combine like terms: -5x + 7x = 2x
-33 + 2x = 0

Solving
-33 + 2x = 0

Solving for variable 'x'.

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

Add '33' to each side of the equation.
-33 + 33 + 2x = 0 + 33

Combine like terms: -33 + 33 = 0
0 + 2x = 0 + 33
2x = 0 + 33

Combine like terms: 0 + 33 = 33
2x = 33

Divide each side by '2'.
x = 16.5

Simplifying
x = 16.5

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