72=3x+5+4x+4

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Solution for 72=3x+5+4x+4 equation:


Simplifying
72 = 3x + 5 + 4x + 4

Reorder the terms:
72 = 5 + 4 + 3x + 4x

Combine like terms: 5 + 4 = 9
72 = 9 + 3x + 4x

Combine like terms: 3x + 4x = 7x
72 = 9 + 7x

Solving
72 = 9 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
72 + -7x = 9 + 7x + -7x

Combine like terms: 7x + -7x = 0
72 + -7x = 9 + 0
72 + -7x = 9

Add '-72' to each side of the equation.
72 + -72 + -7x = 9 + -72

Combine like terms: 72 + -72 = 0
0 + -7x = 9 + -72
-7x = 9 + -72

Combine like terms: 9 + -72 = -63
-7x = -63

Divide each side by '-7'.
x = 9

Simplifying
x = 9

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