3x-15=1-(2x-4)

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Solution for 3x-15=1-(2x-4) equation:


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

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

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

Combine like terms: 1 + 4 = 5
-15 + 3x = 5 + -2x

Solving
-15 + 3x = 5 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
-15 + 3x + 2x = 5 + -2x + 2x

Combine like terms: 3x + 2x = 5x
-15 + 5x = 5 + -2x + 2x

Combine like terms: -2x + 2x = 0
-15 + 5x = 5 + 0
-15 + 5x = 5

Add '15' to each side of the equation.
-15 + 15 + 5x = 5 + 15

Combine like terms: -15 + 15 = 0
0 + 5x = 5 + 15
5x = 5 + 15

Combine like terms: 5 + 15 = 20
5x = 20

Divide each side by '5'.
x = 4

Simplifying
x = 4

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