(2x(2)+-15)+3x=90

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Solution for (2x(2)+-15)+3x=90 equation:


Simplifying
(2x(2) + -15) + 3x = 90

Reorder the terms for easier multiplication:
(2 * 2x + -15) + 3x = 90

Multiply 2 * 2
(4x + -15) + 3x = 90

Reorder the terms:
(-15 + 4x) + 3x = 90

Remove parenthesis around (-15 + 4x)
-15 + 4x + 3x = 90

Combine like terms: 4x + 3x = 7x
-15 + 7x = 90

Solving
-15 + 7x = 90

Solving for variable 'x'.

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

Add '15' to each side of the equation.
-15 + 15 + 7x = 90 + 15

Combine like terms: -15 + 15 = 0
0 + 7x = 90 + 15
7x = 90 + 15

Combine like terms: 90 + 15 = 105
7x = 105

Divide each side by '7'.
x = 15

Simplifying
x = 15

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