43-(3x+9)=3(x+2)+x

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Solution for 43-(3x+9)=3(x+2)+x equation:


Simplifying
43 + -1(3x + 9) = 3(x + 2) + x

Reorder the terms:
43 + -1(9 + 3x) = 3(x + 2) + x
43 + (9 * -1 + 3x * -1) = 3(x + 2) + x
43 + (-9 + -3x) = 3(x + 2) + x

Combine like terms: 43 + -9 = 34
34 + -3x = 3(x + 2) + x

Reorder the terms:
34 + -3x = 3(2 + x) + x
34 + -3x = (2 * 3 + x * 3) + x
34 + -3x = (6 + 3x) + x

Combine like terms: 3x + x = 4x
34 + -3x = 6 + 4x

Solving
34 + -3x = 6 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
34 + -3x + -4x = 6 + 4x + -4x

Combine like terms: -3x + -4x = -7x
34 + -7x = 6 + 4x + -4x

Combine like terms: 4x + -4x = 0
34 + -7x = 6 + 0
34 + -7x = 6

Add '-34' to each side of the equation.
34 + -34 + -7x = 6 + -34

Combine like terms: 34 + -34 = 0
0 + -7x = 6 + -34
-7x = 6 + -34

Combine like terms: 6 + -34 = -28
-7x = -28

Divide each side by '-7'.
x = 4

Simplifying
x = 4

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