10x-5+12x-7=90

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Solution for 10x-5+12x-7=90 equation:


Simplifying
10x + -5 + 12x + -7 = 90

Reorder the terms:
-5 + -7 + 10x + 12x = 90

Combine like terms: -5 + -7 = -12
-12 + 10x + 12x = 90

Combine like terms: 10x + 12x = 22x
-12 + 22x = 90

Solving
-12 + 22x = 90

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + 22x = 90 + 12

Combine like terms: -12 + 12 = 0
0 + 22x = 90 + 12
22x = 90 + 12

Combine like terms: 90 + 12 = 102
22x = 102

Divide each side by '22'.
x = 4.636363636

Simplifying
x = 4.636363636

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