3x+4(3x-15)=30

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Solution for 3x+4(3x-15)=30 equation:


Simplifying
3x + 4(3x + -15) = 30

Reorder the terms:
3x + 4(-15 + 3x) = 30
3x + (-15 * 4 + 3x * 4) = 30
3x + (-60 + 12x) = 30

Reorder the terms:
-60 + 3x + 12x = 30

Combine like terms: 3x + 12x = 15x
-60 + 15x = 30

Solving
-60 + 15x = 30

Solving for variable 'x'.

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

Add '60' to each side of the equation.
-60 + 60 + 15x = 30 + 60

Combine like terms: -60 + 60 = 0
0 + 15x = 30 + 60
15x = 30 + 60

Combine like terms: 30 + 60 = 90
15x = 90

Divide each side by '15'.
x = 6

Simplifying
x = 6

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