x+45=3x+5

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Solution for x+45=3x+5 equation:


Simplifying
x + 45 = 3x + 5

Reorder the terms:
45 + x = 3x + 5

Reorder the terms:
45 + x = 5 + 3x

Solving
45 + x = 5 + 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.
45 + x + -3x = 5 + 3x + -3x

Combine like terms: x + -3x = -2x
45 + -2x = 5 + 3x + -3x

Combine like terms: 3x + -3x = 0
45 + -2x = 5 + 0
45 + -2x = 5

Add '-45' to each side of the equation.
45 + -45 + -2x = 5 + -45

Combine like terms: 45 + -45 = 0
0 + -2x = 5 + -45
-2x = 5 + -45

Combine like terms: 5 + -45 = -40
-2x = -40

Divide each side by '-2'.
x = 20

Simplifying
x = 20

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