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

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


Simplifying
8(x + -8) + -4(x + -7) + 9 = 0

Reorder the terms:
8(-8 + x) + -4(x + -7) + 9 = 0
(-8 * 8 + x * 8) + -4(x + -7) + 9 = 0
(-64 + 8x) + -4(x + -7) + 9 = 0

Reorder the terms:
-64 + 8x + -4(-7 + x) + 9 = 0
-64 + 8x + (-7 * -4 + x * -4) + 9 = 0
-64 + 8x + (28 + -4x) + 9 = 0

Reorder the terms:
-64 + 28 + 9 + 8x + -4x = 0

Combine like terms: -64 + 28 = -36
-36 + 9 + 8x + -4x = 0

Combine like terms: -36 + 9 = -27
-27 + 8x + -4x = 0

Combine like terms: 8x + -4x = 4x
-27 + 4x = 0

Solving
-27 + 4x = 0

Solving for variable 'x'.

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

Add '27' to each side of the equation.
-27 + 27 + 4x = 0 + 27

Combine like terms: -27 + 27 = 0
0 + 4x = 0 + 27
4x = 0 + 27

Combine like terms: 0 + 27 = 27
4x = 27

Divide each side by '4'.
x = 6.75

Simplifying
x = 6.75

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