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

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


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

Reorder the terms:
7x + -4(8 + x) + -9 = 0
7x + (8 * -4 + x * -4) + -9 = 0
7x + (-32 + -4x) + -9 = 0

Reorder the terms:
-32 + -9 + 7x + -4x = 0

Combine like terms: -32 + -9 = -41
-41 + 7x + -4x = 0

Combine like terms: 7x + -4x = 3x
-41 + 3x = 0

Solving
-41 + 3x = 0

Solving for variable 'x'.

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

Add '41' to each side of the equation.
-41 + 41 + 3x = 0 + 41

Combine like terms: -41 + 41 = 0
0 + 3x = 0 + 41
3x = 0 + 41

Combine like terms: 0 + 41 = 41
3x = 41

Divide each side by '3'.
x = 13.66666667

Simplifying
x = 13.66666667

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