2x+45=3(x+5)

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Solution for 2x+45=3(x+5) equation:


Simplifying
2x + 45 = 3(x + 5)

Reorder the terms:
45 + 2x = 3(x + 5)

Reorder the terms:
45 + 2x = 3(5 + x)
45 + 2x = (5 * 3 + x * 3)
45 + 2x = (15 + 3x)

Solving
45 + 2x = 15 + 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 + 2x + -3x = 15 + 3x + -3x

Combine like terms: 2x + -3x = -1x
45 + -1x = 15 + 3x + -3x

Combine like terms: 3x + -3x = 0
45 + -1x = 15 + 0
45 + -1x = 15

Add '-45' to each side of the equation.
45 + -45 + -1x = 15 + -45

Combine like terms: 45 + -45 = 0
0 + -1x = 15 + -45
-1x = 15 + -45

Combine like terms: 15 + -45 = -30
-1x = -30

Divide each side by '-1'.
x = 30

Simplifying
x = 30

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