9x-3+3(7x+6)=

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Solution for 9x-3+3(7x+6)= equation:


Simplifying
9x + -3 + 3(7x + 6) = 0

Reorder the terms:
9x + -3 + 3(6 + 7x) = 0
9x + -3 + (6 * 3 + 7x * 3) = 0
9x + -3 + (18 + 21x) = 0

Reorder the terms:
-3 + 18 + 9x + 21x = 0

Combine like terms: -3 + 18 = 15
15 + 9x + 21x = 0

Combine like terms: 9x + 21x = 30x
15 + 30x = 0

Solving
15 + 30x = 0

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 30x = 0 + -15

Combine like terms: 15 + -15 = 0
0 + 30x = 0 + -15
30x = 0 + -15

Combine like terms: 0 + -15 = -15
30x = -15

Divide each side by '30'.
x = -0.5

Simplifying
x = -0.5

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