21(2x+8)=27(27+x)

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Solution for 21(2x+8)=27(27+x) equation:


Simplifying
21(2x + 8) = 27(27 + x)

Reorder the terms:
21(8 + 2x) = 27(27 + x)
(8 * 21 + 2x * 21) = 27(27 + x)
(168 + 42x) = 27(27 + x)
168 + 42x = (27 * 27 + x * 27)
168 + 42x = (729 + 27x)

Solving
168 + 42x = 729 + 27x

Solving for variable 'x'.

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

Add '-27x' to each side of the equation.
168 + 42x + -27x = 729 + 27x + -27x

Combine like terms: 42x + -27x = 15x
168 + 15x = 729 + 27x + -27x

Combine like terms: 27x + -27x = 0
168 + 15x = 729 + 0
168 + 15x = 729

Add '-168' to each side of the equation.
168 + -168 + 15x = 729 + -168

Combine like terms: 168 + -168 = 0
0 + 15x = 729 + -168
15x = 729 + -168

Combine like terms: 729 + -168 = 561
15x = 561

Divide each side by '15'.
x = 37.4

Simplifying
x = 37.4

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