3x(4+3)+9(x-2)=0

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Solution for 3x(4+3)+9(x-2)=0 equation:


Simplifying
3x(4 + 3) + 9(x + -2) = 0

Combine like terms: 4 + 3 = 7
3x(7) + 9(x + -2) = 0

Reorder the terms for easier multiplication:
3 * 7x + 9(x + -2) = 0

Multiply 3 * 7
21x + 9(x + -2) = 0

Reorder the terms:
21x + 9(-2 + x) = 0
21x + (-2 * 9 + x * 9) = 0
21x + (-18 + 9x) = 0

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

Combine like terms: 21x + 9x = 30x
-18 + 30x = 0

Solving
-18 + 30x = 0

Solving for variable 'x'.

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

Add '18' to each side of the equation.
-18 + 18 + 30x = 0 + 18

Combine like terms: -18 + 18 = 0
0 + 30x = 0 + 18
30x = 0 + 18

Combine like terms: 0 + 18 = 18
30x = 18

Divide each side by '30'.
x = 0.6

Simplifying
x = 0.6

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