2x+3(3x-21)=36

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Solution for 2x+3(3x-21)=36 equation:


Simplifying
2x + 3(3x + -21) = 36

Reorder the terms:
2x + 3(-21 + 3x) = 36
2x + (-21 * 3 + 3x * 3) = 36
2x + (-63 + 9x) = 36

Reorder the terms:
-63 + 2x + 9x = 36

Combine like terms: 2x + 9x = 11x
-63 + 11x = 36

Solving
-63 + 11x = 36

Solving for variable 'x'.

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

Add '63' to each side of the equation.
-63 + 63 + 11x = 36 + 63

Combine like terms: -63 + 63 = 0
0 + 11x = 36 + 63
11x = 36 + 63

Combine like terms: 36 + 63 = 99
11x = 99

Divide each side by '11'.
x = 9

Simplifying
x = 9

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