15x*2-12x-90=0

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Solution for 15x*2-12x-90=0 equation:


Simplifying
15x * 2 + -12x + -90 = 0

Reorder the terms for easier multiplication:
15 * 2x + -12x + -90 = 0

Multiply 15 * 2
30x + -12x + -90 = 0

Reorder the terms:
-90 + 30x + -12x = 0

Combine like terms: 30x + -12x = 18x
-90 + 18x = 0

Solving
-90 + 18x = 0

Solving for variable 'x'.

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

Add '90' to each side of the equation.
-90 + 90 + 18x = 0 + 90

Combine like terms: -90 + 90 = 0
0 + 18x = 0 + 90
18x = 0 + 90

Combine like terms: 0 + 90 = 90
18x = 90

Divide each side by '18'.
x = 5

Simplifying
x = 5

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