12x-3(2x-5)=30-4x

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Solution for 12x-3(2x-5)=30-4x equation:


Simplifying
12x + -3(2x + -5) = 30 + -4x

Reorder the terms:
12x + -3(-5 + 2x) = 30 + -4x
12x + (-5 * -3 + 2x * -3) = 30 + -4x
12x + (15 + -6x) = 30 + -4x

Reorder the terms:
15 + 12x + -6x = 30 + -4x

Combine like terms: 12x + -6x = 6x
15 + 6x = 30 + -4x

Solving
15 + 6x = 30 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
15 + 6x + 4x = 30 + -4x + 4x

Combine like terms: 6x + 4x = 10x
15 + 10x = 30 + -4x + 4x

Combine like terms: -4x + 4x = 0
15 + 10x = 30 + 0
15 + 10x = 30

Add '-15' to each side of the equation.
15 + -15 + 10x = 30 + -15

Combine like terms: 15 + -15 = 0
0 + 10x = 30 + -15
10x = 30 + -15

Combine like terms: 30 + -15 = 15
10x = 15

Divide each side by '10'.
x = 1.5

Simplifying
x = 1.5

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