x+3-5=21

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Solution for x+3-5=21 equation:


Simplifying
x + 3 + -5 = 21

Reorder the terms:
3 + -5 + x = 21

Combine like terms: 3 + -5 = -2
-2 + x = 21

Solving
-2 + x = 21

Solving for variable 'x'.

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

Add '2' to each side of the equation.
-2 + 2 + x = 21 + 2

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

Combine like terms: 21 + 2 = 23
x = 23

Simplifying
x = 23

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