2x+3(x+15)=90

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


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

Reorder the terms:
2x + 3(15 + x) = 90
2x + (15 * 3 + x * 3) = 90
2x + (45 + 3x) = 90

Reorder the terms:
45 + 2x + 3x = 90

Combine like terms: 2x + 3x = 5x
45 + 5x = 90

Solving
45 + 5x = 90

Solving for variable 'x'.

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

Add '-45' to each side of the equation.
45 + -45 + 5x = 90 + -45

Combine like terms: 45 + -45 = 0
0 + 5x = 90 + -45
5x = 90 + -45

Combine like terms: 90 + -45 = 45
5x = 45

Divide each side by '5'.
x = 9

Simplifying
x = 9

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