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

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


Simplifying
0 = 3(9 + -1x) + -2(y + 2)
0 = (9 * 3 + -1x * 3) + -2(y + 2)
0 = (27 + -3x) + -2(y + 2)

Reorder the terms:
0 = 27 + -3x + -2(2 + y)
0 = 27 + -3x + (2 * -2 + y * -2)
0 = 27 + -3x + (-4 + -2y)

Reorder the terms:
0 = 27 + -4 + -3x + -2y

Combine like terms: 27 + -4 = 23
0 = 23 + -3x + -2y

Solving
0 = 23 + -3x + -2y

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
0 + 3x = 23 + -3x + 3x + -2y
Remove the zero:
3x = 23 + -3x + 3x + -2y

Combine like terms: -3x + 3x = 0
3x = 23 + 0 + -2y
3x = 23 + -2y

Divide each side by '3'.
x = 7.666666667 + -0.6666666667y

Simplifying
x = 7.666666667 + -0.6666666667y

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