3x-28=2x+21

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Solution for 3x-28=2x+21 equation:


Simplifying
3x + -28 = 2x + 21

Reorder the terms:
-28 + 3x = 2x + 21

Reorder the terms:
-28 + 3x = 21 + 2x

Solving
-28 + 3x = 21 + 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.
-28 + 3x + -2x = 21 + 2x + -2x

Combine like terms: 3x + -2x = 1x
-28 + 1x = 21 + 2x + -2x

Combine like terms: 2x + -2x = 0
-28 + 1x = 21 + 0
-28 + 1x = 21

Add '28' to each side of the equation.
-28 + 28 + 1x = 21 + 28

Combine like terms: -28 + 28 = 0
0 + 1x = 21 + 28
1x = 21 + 28

Combine like terms: 21 + 28 = 49
1x = 49

Divide each side by '1'.
x = 49

Simplifying
x = 49

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