x-3(x-3)+3(7-4)=

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Solution for x-3(x-3)+3(7-4)= equation:


Simplifying
x + -3(x + -3) + 3(7 + -4) = 0

Reorder the terms:
x + -3(-3 + x) + 3(7 + -4) = 0
x + (-3 * -3 + x * -3) + 3(7 + -4) = 0
x + (9 + -3x) + 3(7 + -4) = 0

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

Multiply 3 * 3
x + 9 + -3x + 9 = 0

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

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

Combine like terms: x + -3x = -2x
18 + -2x = 0

Solving
18 + -2x = 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 + -2x = 0 + -18

Combine like terms: 18 + -18 = 0
0 + -2x = 0 + -18
-2x = 0 + -18

Combine like terms: 0 + -18 = -18
-2x = -18

Divide each side by '-2'.
x = 9

Simplifying
x = 9

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