79=4x+5x+7

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Solution for 79=4x+5x+7 equation:


Simplifying
79 = 4x + 5x + 7

Reorder the terms:
79 = 7 + 4x + 5x

Combine like terms: 4x + 5x = 9x
79 = 7 + 9x

Solving
79 = 7 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
79 + -9x = 7 + 9x + -9x

Combine like terms: 9x + -9x = 0
79 + -9x = 7 + 0
79 + -9x = 7

Add '-79' to each side of the equation.
79 + -79 + -9x = 7 + -79

Combine like terms: 79 + -79 = 0
0 + -9x = 7 + -79
-9x = 7 + -79

Combine like terms: 7 + -79 = -72
-9x = -72

Divide each side by '-9'.
x = 8

Simplifying
x = 8

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