10x+-(2x+9)=-3(15+-4x)

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Solution for 10x+-(2x+9)=-3(15+-4x) equation:


Simplifying
10x + -1(2x + 9) = -3(15 + -4x)

Reorder the terms:
10x + -1(9 + 2x) = -3(15 + -4x)
10x + (9 * -1 + 2x * -1) = -3(15 + -4x)
10x + (-9 + -2x) = -3(15 + -4x)

Reorder the terms:
-9 + 10x + -2x = -3(15 + -4x)

Combine like terms: 10x + -2x = 8x
-9 + 8x = -3(15 + -4x)
-9 + 8x = (15 * -3 + -4x * -3)
-9 + 8x = (-45 + 12x)

Solving
-9 + 8x = -45 + 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.
-9 + 8x + -12x = -45 + 12x + -12x

Combine like terms: 8x + -12x = -4x
-9 + -4x = -45 + 12x + -12x

Combine like terms: 12x + -12x = 0
-9 + -4x = -45 + 0
-9 + -4x = -45

Add '9' to each side of the equation.
-9 + 9 + -4x = -45 + 9

Combine like terms: -9 + 9 = 0
0 + -4x = -45 + 9
-4x = -45 + 9

Combine like terms: -45 + 9 = -36
-4x = -36

Divide each side by '-4'.
x = 9

Simplifying
x = 9

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