7x+9x+3(2-5)+20=

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Solution for 7x+9x+3(2-5)+20= equation:


Simplifying
7x + 9x + 3(2 + -5) + 20 = 0

Combine like terms: 2 + -5 = -3
7x + 9x + 3(-3) + 20 = 0

Multiply 3 * -3
7x + 9x + -9 + 20 = 0

Reorder the terms:
-9 + 20 + 7x + 9x = 0

Combine like terms: -9 + 20 = 11
11 + 7x + 9x = 0

Combine like terms: 7x + 9x = 16x
11 + 16x = 0

Solving
11 + 16x = 0

Solving for variable 'x'.

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

Add '-11' to each side of the equation.
11 + -11 + 16x = 0 + -11

Combine like terms: 11 + -11 = 0
0 + 16x = 0 + -11
16x = 0 + -11

Combine like terms: 0 + -11 = -11
16x = -11

Divide each side by '16'.
x = -0.6875

Simplifying
x = -0.6875

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