3(x-5)-x=20-(2x+3)

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Solution for 3(x-5)-x=20-(2x+3) equation:


Simplifying
3(x + -5) + -1x = 20 + -1(2x + 3)

Reorder the terms:
3(-5 + x) + -1x = 20 + -1(2x + 3)
(-5 * 3 + x * 3) + -1x = 20 + -1(2x + 3)
(-15 + 3x) + -1x = 20 + -1(2x + 3)

Combine like terms: 3x + -1x = 2x
-15 + 2x = 20 + -1(2x + 3)

Reorder the terms:
-15 + 2x = 20 + -1(3 + 2x)
-15 + 2x = 20 + (3 * -1 + 2x * -1)
-15 + 2x = 20 + (-3 + -2x)

Combine like terms: 20 + -3 = 17
-15 + 2x = 17 + -2x

Solving
-15 + 2x = 17 + -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 + 2x + 2x = 17 + -2x + 2x

Combine like terms: 2x + 2x = 4x
-15 + 4x = 17 + -2x + 2x

Combine like terms: -2x + 2x = 0
-15 + 4x = 17 + 0
-15 + 4x = 17

Add '15' to each side of the equation.
-15 + 15 + 4x = 17 + 15

Combine like terms: -15 + 15 = 0
0 + 4x = 17 + 15
4x = 17 + 15

Combine like terms: 17 + 15 = 32
4x = 32

Divide each side by '4'.
x = 8

Simplifying
x = 8

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