3(2x-1)-5x=21

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Solution for 3(2x-1)-5x=21 equation:


Simplifying
3(2x + -1) + -5x = 21

Reorder the terms:
3(-1 + 2x) + -5x = 21
(-1 * 3 + 2x * 3) + -5x = 21
(-3 + 6x) + -5x = 21

Combine like terms: 6x + -5x = 1x
-3 + 1x = 21

Solving
-3 + 1x = 21

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + 1x = 21 + 3

Combine like terms: -3 + 3 = 0
0 + 1x = 21 + 3
1x = 21 + 3

Combine like terms: 21 + 3 = 24
1x = 24

Divide each side by '1'.
x = 24

Simplifying
x = 24

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