6x+30=15x+3(2x-5)

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Solution for 6x+30=15x+3(2x-5) equation:


Simplifying
6x + 30 = 15x + 3(2x + -5)

Reorder the terms:
30 + 6x = 15x + 3(2x + -5)

Reorder the terms:
30 + 6x = 15x + 3(-5 + 2x)
30 + 6x = 15x + (-5 * 3 + 2x * 3)
30 + 6x = 15x + (-15 + 6x)

Reorder the terms:
30 + 6x = -15 + 15x + 6x

Combine like terms: 15x + 6x = 21x
30 + 6x = -15 + 21x

Solving
30 + 6x = -15 + 21x

Solving for variable 'x'.

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

Add '-21x' to each side of the equation.
30 + 6x + -21x = -15 + 21x + -21x

Combine like terms: 6x + -21x = -15x
30 + -15x = -15 + 21x + -21x

Combine like terms: 21x + -21x = 0
30 + -15x = -15 + 0
30 + -15x = -15

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

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

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

Divide each side by '-15'.
x = 3

Simplifying
x = 3

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