-4=6x+7x+9

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Solution for -4=6x+7x+9 equation:


Simplifying
-4 = 6x + 7x + 9

Reorder the terms:
-4 = 9 + 6x + 7x

Combine like terms: 6x + 7x = 13x
-4 = 9 + 13x

Solving
-4 = 9 + 13x

Solving for variable 'x'.

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

Add '-13x' to each side of the equation.
-4 + -13x = 9 + 13x + -13x

Combine like terms: 13x + -13x = 0
-4 + -13x = 9 + 0
-4 + -13x = 9

Add '4' to each side of the equation.
-4 + 4 + -13x = 9 + 4

Combine like terms: -4 + 4 = 0
0 + -13x = 9 + 4
-13x = 9 + 4

Combine like terms: 9 + 4 = 13
-13x = 13

Divide each side by '-13'.
x = -1

Simplifying
x = -1

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