x+3(x+8)=90

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Solution for x+3(x+8)=90 equation:


Simplifying
x + 3(x + 8) = 90

Reorder the terms:
x + 3(8 + x) = 90
x + (8 * 3 + x * 3) = 90
x + (24 + 3x) = 90

Reorder the terms:
24 + x + 3x = 90

Combine like terms: x + 3x = 4x
24 + 4x = 90

Solving
24 + 4x = 90

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 + 4x = 90 + -24

Combine like terms: 24 + -24 = 0
0 + 4x = 90 + -24
4x = 90 + -24

Combine like terms: 90 + -24 = 66
4x = 66

Divide each side by '4'.
x = 16.5

Simplifying
x = 16.5

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