(3x-15)+(6x+2)=45

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Solution for (3x-15)+(6x+2)=45 equation:


Simplifying
(3x + -15) + (6x + 2) = 45

Reorder the terms:
(-15 + 3x) + (6x + 2) = 45

Remove parenthesis around (-15 + 3x)
-15 + 3x + (6x + 2) = 45

Reorder the terms:
-15 + 3x + (2 + 6x) = 45

Remove parenthesis around (2 + 6x)
-15 + 3x + 2 + 6x = 45

Reorder the terms:
-15 + 2 + 3x + 6x = 45

Combine like terms: -15 + 2 = -13
-13 + 3x + 6x = 45

Combine like terms: 3x + 6x = 9x
-13 + 9x = 45

Solving
-13 + 9x = 45

Solving for variable 'x'.

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

Add '13' to each side of the equation.
-13 + 13 + 9x = 45 + 13

Combine like terms: -13 + 13 = 0
0 + 9x = 45 + 13
9x = 45 + 13

Combine like terms: 45 + 13 = 58
9x = 58

Divide each side by '9'.
x = 6.444444444

Simplifying
x = 6.444444444

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