3(x-1)-4(5x+3)=x-15

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Solution for 3(x-1)-4(5x+3)=x-15 equation:


Simplifying
3(x + -1) + -4(5x + 3) = x + -15

Reorder the terms:
3(-1 + x) + -4(5x + 3) = x + -15
(-1 * 3 + x * 3) + -4(5x + 3) = x + -15
(-3 + 3x) + -4(5x + 3) = x + -15

Reorder the terms:
-3 + 3x + -4(3 + 5x) = x + -15
-3 + 3x + (3 * -4 + 5x * -4) = x + -15
-3 + 3x + (-12 + -20x) = x + -15

Reorder the terms:
-3 + -12 + 3x + -20x = x + -15

Combine like terms: -3 + -12 = -15
-15 + 3x + -20x = x + -15

Combine like terms: 3x + -20x = -17x
-15 + -17x = x + -15

Reorder the terms:
-15 + -17x = -15 + x

Add '15' to each side of the equation.
-15 + 15 + -17x = -15 + 15 + x

Combine like terms: -15 + 15 = 0
0 + -17x = -15 + 15 + x
-17x = -15 + 15 + x

Combine like terms: -15 + 15 = 0
-17x = 0 + x
-17x = x

Solving
-17x = x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-17x + -1x = x + -1x

Combine like terms: -17x + -1x = -18x
-18x = x + -1x

Combine like terms: x + -1x = 0
-18x = 0

Divide each side by '-18'.
x = 0

Simplifying
x = 0

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