45=3+2x

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Solution for 45=3+2x equation:


Simplifying
45 = 3 + 2x

Solving
45 = 3 + 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.
45 + -2x = 3 + 2x + -2x

Combine like terms: 2x + -2x = 0
45 + -2x = 3 + 0
45 + -2x = 3

Add '-45' to each side of the equation.
45 + -45 + -2x = 3 + -45

Combine like terms: 45 + -45 = 0
0 + -2x = 3 + -45
-2x = 3 + -45

Combine like terms: 3 + -45 = -42
-2x = -42

Divide each side by '-2'.
x = 21

Simplifying
x = 21

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