3(5x+6)+4=3x+15

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Solution for 3(5x+6)+4=3x+15 equation:


Simplifying
3(5x + 6) + 4 = 3x + 15

Reorder the terms:
3(6 + 5x) + 4 = 3x + 15
(6 * 3 + 5x * 3) + 4 = 3x + 15
(18 + 15x) + 4 = 3x + 15

Reorder the terms:
18 + 4 + 15x = 3x + 15

Combine like terms: 18 + 4 = 22
22 + 15x = 3x + 15

Reorder the terms:
22 + 15x = 15 + 3x

Solving
22 + 15x = 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.
22 + 15x + -3x = 15 + 3x + -3x

Combine like terms: 15x + -3x = 12x
22 + 12x = 15 + 3x + -3x

Combine like terms: 3x + -3x = 0
22 + 12x = 15 + 0
22 + 12x = 15

Add '-22' to each side of the equation.
22 + -22 + 12x = 15 + -22

Combine like terms: 22 + -22 = 0
0 + 12x = 15 + -22
12x = 15 + -22

Combine like terms: 15 + -22 = -7
12x = -7

Divide each side by '12'.
x = -0.5833333333

Simplifying
x = -0.5833333333

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