3x+15+9=2(x+2)

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Solution for 3x+15+9=2(x+2) equation:


Simplifying
3x + 15 + 9 = 2(x + 2)

Reorder the terms:
15 + 9 + 3x = 2(x + 2)

Combine like terms: 15 + 9 = 24
24 + 3x = 2(x + 2)

Reorder the terms:
24 + 3x = 2(2 + x)
24 + 3x = (2 * 2 + x * 2)
24 + 3x = (4 + 2x)

Solving
24 + 3x = 4 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
24 + 3x + -2x = 4 + 2x + -2x

Combine like terms: 3x + -2x = 1x
24 + 1x = 4 + 2x + -2x

Combine like terms: 2x + -2x = 0
24 + 1x = 4 + 0
24 + 1x = 4

Add '-24' to each side of the equation.
24 + -24 + 1x = 4 + -24

Combine like terms: 24 + -24 = 0
0 + 1x = 4 + -24
1x = 4 + -24

Combine like terms: 4 + -24 = -20
1x = -20

Divide each side by '1'.
x = -20

Simplifying
x = -20

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