3x-36+4x=-78

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Solution for 3x-36+4x=-78 equation:


Simplifying
3x + -36 + 4x = -78

Reorder the terms:
-36 + 3x + 4x = -78

Combine like terms: 3x + 4x = 7x
-36 + 7x = -78

Solving
-36 + 7x = -78

Solving for variable 'x'.

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

Add '36' to each side of the equation.
-36 + 36 + 7x = -78 + 36

Combine like terms: -36 + 36 = 0
0 + 7x = -78 + 36
7x = -78 + 36

Combine like terms: -78 + 36 = -42
7x = -42

Divide each side by '7'.
x = -6

Simplifying
x = -6

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