21-(-2x+17)=7-3x

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Solution for 21-(-2x+17)=7-3x equation:


Simplifying
21 + -1(-2x + 17) = 7 + -3x

Reorder the terms:
21 + -1(17 + -2x) = 7 + -3x
21 + (17 * -1 + -2x * -1) = 7 + -3x
21 + (-17 + 2x) = 7 + -3x

Combine like terms: 21 + -17 = 4
4 + 2x = 7 + -3x

Solving
4 + 2x = 7 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
4 + 2x + 3x = 7 + -3x + 3x

Combine like terms: 2x + 3x = 5x
4 + 5x = 7 + -3x + 3x

Combine like terms: -3x + 3x = 0
4 + 5x = 7 + 0
4 + 5x = 7

Add '-4' to each side of the equation.
4 + -4 + 5x = 7 + -4

Combine like terms: 4 + -4 = 0
0 + 5x = 7 + -4
5x = 7 + -4

Combine like terms: 7 + -4 = 3
5x = 3

Divide each side by '5'.
x = 0.6

Simplifying
x = 0.6

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