4x+9x-11=16-(-12)

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Solution for 4x+9x-11=16-(-12) equation:


Simplifying
4x + 9x + -11 = 16 + -1(-12)

Reorder the terms:
-11 + 4x + 9x = 16 + -1(-12)

Combine like terms: 4x + 9x = 13x
-11 + 13x = 16 + -1(-12)

Multiply -1 * -12
-11 + 13x = 16 + 12

Combine like terms: 16 + 12 = 28
-11 + 13x = 28

Solving
-11 + 13x = 28

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 + 13x = 28 + 11

Combine like terms: -11 + 11 = 0
0 + 13x = 28 + 11
13x = 28 + 11

Combine like terms: 28 + 11 = 39
13x = 39

Divide each side by '13'.
x = 3

Simplifying
x = 3

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