5(x+3)+9+3x=20

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Solution for 5(x+3)+9+3x=20 equation:


Simplifying
5(x + 3) + 9 + 3x = 20

Reorder the terms:
5(3 + x) + 9 + 3x = 20
(3 * 5 + x * 5) + 9 + 3x = 20
(15 + 5x) + 9 + 3x = 20

Reorder the terms:
15 + 9 + 5x + 3x = 20

Combine like terms: 15 + 9 = 24
24 + 5x + 3x = 20

Combine like terms: 5x + 3x = 8x
24 + 8x = 20

Solving
24 + 8x = 20

Solving for variable 'x'.

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

Add '-24' to each side of the equation.
24 + -24 + 8x = 20 + -24

Combine like terms: 24 + -24 = 0
0 + 8x = 20 + -24
8x = 20 + -24

Combine like terms: 20 + -24 = -4
8x = -4

Divide each side by '8'.
x = -0.5

Simplifying
x = -0.5

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