3x+3(3x-5)=45

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


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

Reorder the terms:
3x + 3(-5 + 3x) = 45
3x + (-5 * 3 + 3x * 3) = 45
3x + (-15 + 9x) = 45

Reorder the terms:
-15 + 3x + 9x = 45

Combine like terms: 3x + 9x = 12x
-15 + 12x = 45

Solving
-15 + 12x = 45

Solving for variable 'x'.

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

Add '15' to each side of the equation.
-15 + 15 + 12x = 45 + 15

Combine like terms: -15 + 15 = 0
0 + 12x = 45 + 15
12x = 45 + 15

Combine like terms: 45 + 15 = 60
12x = 60

Divide each side by '12'.
x = 5

Simplifying
x = 5

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