15x+x-4(x+9)=9+x-2(x+3)

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Solution for 15x+x-4(x+9)=9+x-2(x+3) equation:


Simplifying
15x + x + -4(x + 9) = 9 + x + -2(x + 3)

Reorder the terms:
15x + x + -4(9 + x) = 9 + x + -2(x + 3)
15x + x + (9 * -4 + x * -4) = 9 + x + -2(x + 3)
15x + x + (-36 + -4x) = 9 + x + -2(x + 3)

Reorder the terms:
-36 + 15x + x + -4x = 9 + x + -2(x + 3)

Combine like terms: 15x + x = 16x
-36 + 16x + -4x = 9 + x + -2(x + 3)

Combine like terms: 16x + -4x = 12x
-36 + 12x = 9 + x + -2(x + 3)

Reorder the terms:
-36 + 12x = 9 + x + -2(3 + x)
-36 + 12x = 9 + x + (3 * -2 + x * -2)
-36 + 12x = 9 + x + (-6 + -2x)

Reorder the terms:
-36 + 12x = 9 + -6 + x + -2x

Combine like terms: 9 + -6 = 3
-36 + 12x = 3 + x + -2x

Combine like terms: x + -2x = -1x
-36 + 12x = 3 + -1x

Solving
-36 + 12x = 3 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-36 + 12x + x = 3 + -1x + x

Combine like terms: 12x + x = 13x
-36 + 13x = 3 + -1x + x

Combine like terms: -1x + x = 0
-36 + 13x = 3 + 0
-36 + 13x = 3

Add '36' to each side of the equation.
-36 + 36 + 13x = 3 + 36

Combine like terms: -36 + 36 = 0
0 + 13x = 3 + 36
13x = 3 + 36

Combine like terms: 3 + 36 = 39
13x = 39

Divide each side by '13'.
x = 3

Simplifying
x = 3

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