3(21-3x)+3=

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


Simplifying
3(21 + -3x) + 3 = 0
(21 * 3 + -3x * 3) + 3 = 0
(63 + -9x) + 3 = 0

Reorder the terms:
63 + 3 + -9x = 0

Combine like terms: 63 + 3 = 66
66 + -9x = 0

Solving
66 + -9x = 0

Solving for variable 'x'.

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

Add '-66' to each side of the equation.
66 + -66 + -9x = 0 + -66

Combine like terms: 66 + -66 = 0
0 + -9x = 0 + -66
-9x = 0 + -66

Combine like terms: 0 + -66 = -66
-9x = -66

Divide each side by '-9'.
x = 7.333333333

Simplifying
x = 7.333333333

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