3x+12=5(x+y)

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Solution for 3x+12=5(x+y) equation:


Simplifying
3x + 12 = 5(x + y)

Reorder the terms:
12 + 3x = 5(x + y)
12 + 3x = (x * 5 + y * 5)
12 + 3x = (5x + 5y)

Solving
12 + 3x = 5x + 5y

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
12 + 3x + -5x = 5x + -5x + 5y

Combine like terms: 3x + -5x = -2x
12 + -2x = 5x + -5x + 5y

Combine like terms: 5x + -5x = 0
12 + -2x = 0 + 5y
12 + -2x = 5y

Add '-12' to each side of the equation.
12 + -12 + -2x = -12 + 5y

Combine like terms: 12 + -12 = 0
0 + -2x = -12 + 5y
-2x = -12 + 5y

Divide each side by '-2'.
x = 6 + -2.5y

Simplifying
x = 6 + -2.5y

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