-5(5x+9)-5(3-x)+12(2x+4)=0

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Solution for -5(5x+9)-5(3-x)+12(2x+4)=0 equation:


Simplifying
-5(5x + 9) + -5(3 + -1x) + 12(2x + 4) = 0

Reorder the terms:
-5(9 + 5x) + -5(3 + -1x) + 12(2x + 4) = 0
(9 * -5 + 5x * -5) + -5(3 + -1x) + 12(2x + 4) = 0
(-45 + -25x) + -5(3 + -1x) + 12(2x + 4) = 0
-45 + -25x + (3 * -5 + -1x * -5) + 12(2x + 4) = 0
-45 + -25x + (-15 + 5x) + 12(2x + 4) = 0

Reorder the terms:
-45 + -25x + -15 + 5x + 12(4 + 2x) = 0
-45 + -25x + -15 + 5x + (4 * 12 + 2x * 12) = 0
-45 + -25x + -15 + 5x + (48 + 24x) = 0

Reorder the terms:
-45 + -15 + 48 + -25x + 5x + 24x = 0

Combine like terms: -45 + -15 = -60
-60 + 48 + -25x + 5x + 24x = 0

Combine like terms: -60 + 48 = -12
-12 + -25x + 5x + 24x = 0

Combine like terms: -25x + 5x = -20x
-12 + -20x + 24x = 0

Combine like terms: -20x + 24x = 4x
-12 + 4x = 0

Solving
-12 + 4x = 0

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + 4x = 0 + 12

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

Combine like terms: 0 + 12 = 12
4x = 12

Divide each side by '4'.
x = 3

Simplifying
x = 3

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