7x+12=-4x+78

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Solution for 7x+12=-4x+78 equation:


Simplifying
7x + 12 = -4x + 78

Reorder the terms:
12 + 7x = -4x + 78

Reorder the terms:
12 + 7x = 78 + -4x

Solving
12 + 7x = 78 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
12 + 7x + 4x = 78 + -4x + 4x

Combine like terms: 7x + 4x = 11x
12 + 11x = 78 + -4x + 4x

Combine like terms: -4x + 4x = 0
12 + 11x = 78 + 0
12 + 11x = 78

Add '-12' to each side of the equation.
12 + -12 + 11x = 78 + -12

Combine like terms: 12 + -12 = 0
0 + 11x = 78 + -12
11x = 78 + -12

Combine like terms: 78 + -12 = 66
11x = 66

Divide each side by '11'.
x = 6

Simplifying
x = 6

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