3(x-8)+3(2x+4)=15

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Solution for 3(x-8)+3(2x+4)=15 equation:


Simplifying
3(x + -8) + 3(2x + 4) = 15

Reorder the terms:
3(-8 + x) + 3(2x + 4) = 15
(-8 * 3 + x * 3) + 3(2x + 4) = 15
(-24 + 3x) + 3(2x + 4) = 15

Reorder the terms:
-24 + 3x + 3(4 + 2x) = 15
-24 + 3x + (4 * 3 + 2x * 3) = 15
-24 + 3x + (12 + 6x) = 15

Reorder the terms:
-24 + 12 + 3x + 6x = 15

Combine like terms: -24 + 12 = -12
-12 + 3x + 6x = 15

Combine like terms: 3x + 6x = 9x
-12 + 9x = 15

Solving
-12 + 9x = 15

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + 9x = 15 + 12

Combine like terms: -12 + 12 = 0
0 + 9x = 15 + 12
9x = 15 + 12

Combine like terms: 15 + 12 = 27
9x = 27

Divide each side by '9'.
x = 3

Simplifying
x = 3

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