21+36x+2(6x-3)=6(2x+1)

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Solution for 21+36x+2(6x-3)=6(2x+1) equation:


Simplifying
21 + 36x + 2(6x + -3) = 6(2x + 1)

Reorder the terms:
21 + 36x + 2(-3 + 6x) = 6(2x + 1)
21 + 36x + (-3 * 2 + 6x * 2) = 6(2x + 1)
21 + 36x + (-6 + 12x) = 6(2x + 1)

Reorder the terms:
21 + -6 + 36x + 12x = 6(2x + 1)

Combine like terms: 21 + -6 = 15
15 + 36x + 12x = 6(2x + 1)

Combine like terms: 36x + 12x = 48x
15 + 48x = 6(2x + 1)

Reorder the terms:
15 + 48x = 6(1 + 2x)
15 + 48x = (1 * 6 + 2x * 6)
15 + 48x = (6 + 12x)

Solving
15 + 48x = 6 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
15 + 48x + -12x = 6 + 12x + -12x

Combine like terms: 48x + -12x = 36x
15 + 36x = 6 + 12x + -12x

Combine like terms: 12x + -12x = 0
15 + 36x = 6 + 0
15 + 36x = 6

Add '-15' to each side of the equation.
15 + -15 + 36x = 6 + -15

Combine like terms: 15 + -15 = 0
0 + 36x = 6 + -15
36x = 6 + -15

Combine like terms: 6 + -15 = -9
36x = -9

Divide each side by '36'.
x = -0.25

Simplifying
x = -0.25

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