7+9(x-3)=8-4(x-9)

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Solution for 7+9(x-3)=8-4(x-9) equation:


Simplifying
7 + 9(x + -3) = 8 + -4(x + -9)

Reorder the terms:
7 + 9(-3 + x) = 8 + -4(x + -9)
7 + (-3 * 9 + x * 9) = 8 + -4(x + -9)
7 + (-27 + 9x) = 8 + -4(x + -9)

Combine like terms: 7 + -27 = -20
-20 + 9x = 8 + -4(x + -9)

Reorder the terms:
-20 + 9x = 8 + -4(-9 + x)
-20 + 9x = 8 + (-9 * -4 + x * -4)
-20 + 9x = 8 + (36 + -4x)

Combine like terms: 8 + 36 = 44
-20 + 9x = 44 + -4x

Solving
-20 + 9x = 44 + -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.
-20 + 9x + 4x = 44 + -4x + 4x

Combine like terms: 9x + 4x = 13x
-20 + 13x = 44 + -4x + 4x

Combine like terms: -4x + 4x = 0
-20 + 13x = 44 + 0
-20 + 13x = 44

Add '20' to each side of the equation.
-20 + 20 + 13x = 44 + 20

Combine like terms: -20 + 20 = 0
0 + 13x = 44 + 20
13x = 44 + 20

Combine like terms: 44 + 20 = 64
13x = 64

Divide each side by '13'.
x = 4.923076923

Simplifying
x = 4.923076923

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