9(2x-4-x)+7(3-x)=

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Solution for 9(2x-4-x)+7(3-x)= equation:


Simplifying
9(2x + -4 + -1x) + 7(3 + -1x) = 0

Reorder the terms:
9(-4 + 2x + -1x) + 7(3 + -1x) = 0

Combine like terms: 2x + -1x = 1x
9(-4 + 1x) + 7(3 + -1x) = 0
(-4 * 9 + 1x * 9) + 7(3 + -1x) = 0
(-36 + 9x) + 7(3 + -1x) = 0
-36 + 9x + (3 * 7 + -1x * 7) = 0
-36 + 9x + (21 + -7x) = 0

Reorder the terms:
-36 + 21 + 9x + -7x = 0

Combine like terms: -36 + 21 = -15
-15 + 9x + -7x = 0

Combine like terms: 9x + -7x = 2x
-15 + 2x = 0

Solving
-15 + 2x = 0

Solving for variable 'x'.

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

Add '15' to each side of the equation.
-15 + 15 + 2x = 0 + 15

Combine like terms: -15 + 15 = 0
0 + 2x = 0 + 15
2x = 0 + 15

Combine like terms: 0 + 15 = 15
2x = 15

Divide each side by '2'.
x = 7.5

Simplifying
x = 7.5

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