7x+9x-4x-5=79

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Solution for 7x+9x-4x-5=79 equation:


Simplifying
7x + 9x + -4x + -5 = 79

Reorder the terms:
-5 + 7x + 9x + -4x = 79

Combine like terms: 7x + 9x = 16x
-5 + 16x + -4x = 79

Combine like terms: 16x + -4x = 12x
-5 + 12x = 79

Solving
-5 + 12x = 79

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 5 + 12x = 79 + 5

Combine like terms: -5 + 5 = 0
0 + 12x = 79 + 5
12x = 79 + 5

Combine like terms: 79 + 5 = 84
12x = 84

Divide each side by '12'.
x = 7

Simplifying
x = 7

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