15x+6(x+4)=255

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Solution for 15x+6(x+4)=255 equation:


Simplifying
15x + 6(x + 4) = 255

Reorder the terms:
15x + 6(4 + x) = 255
15x + (4 * 6 + x * 6) = 255
15x + (24 + 6x) = 255

Reorder the terms:
24 + 15x + 6x = 255

Combine like terms: 15x + 6x = 21x
24 + 21x = 255

Solving
24 + 21x = 255

Solving for variable 'x'.

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

Add '-24' to each side of the equation.
24 + -24 + 21x = 255 + -24

Combine like terms: 24 + -24 = 0
0 + 21x = 255 + -24
21x = 255 + -24

Combine like terms: 255 + -24 = 231
21x = 231

Divide each side by '21'.
x = 11

Simplifying
x = 11

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