7+3(x-9)=3-9(x-1)

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Solution for 7+3(x-9)=3-9(x-1) equation:


Simplifying
7 + 3(x + -9) = 3 + -9(x + -1)

Reorder the terms:
7 + 3(-9 + x) = 3 + -9(x + -1)
7 + (-9 * 3 + x * 3) = 3 + -9(x + -1)
7 + (-27 + 3x) = 3 + -9(x + -1)

Combine like terms: 7 + -27 = -20
-20 + 3x = 3 + -9(x + -1)

Reorder the terms:
-20 + 3x = 3 + -9(-1 + x)
-20 + 3x = 3 + (-1 * -9 + x * -9)
-20 + 3x = 3 + (9 + -9x)

Combine like terms: 3 + 9 = 12
-20 + 3x = 12 + -9x

Solving
-20 + 3x = 12 + -9x

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
-20 + 3x + 9x = 12 + -9x + 9x

Combine like terms: 3x + 9x = 12x
-20 + 12x = 12 + -9x + 9x

Combine like terms: -9x + 9x = 0
-20 + 12x = 12 + 0
-20 + 12x = 12

Add '20' to each side of the equation.
-20 + 20 + 12x = 12 + 20

Combine like terms: -20 + 20 = 0
0 + 12x = 12 + 20
12x = 12 + 20

Combine like terms: 12 + 20 = 32
12x = 32

Divide each side by '12'.
x = 2.666666667

Simplifying
x = 2.666666667

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