4x+72=8x+78

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Solution for 4x+72=8x+78 equation:


Simplifying
4x + 72 = 8x + 78

Reorder the terms:
72 + 4x = 8x + 78

Reorder the terms:
72 + 4x = 78 + 8x

Solving
72 + 4x = 78 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
72 + 4x + -8x = 78 + 8x + -8x

Combine like terms: 4x + -8x = -4x
72 + -4x = 78 + 8x + -8x

Combine like terms: 8x + -8x = 0
72 + -4x = 78 + 0
72 + -4x = 78

Add '-72' to each side of the equation.
72 + -72 + -4x = 78 + -72

Combine like terms: 72 + -72 = 0
0 + -4x = 78 + -72
-4x = 78 + -72

Combine like terms: 78 + -72 = 6
-4x = 6

Divide each side by '-4'.
x = -1.5

Simplifying
x = -1.5

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