(8x-2)-(4x+9)=

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Solution for (8x-2)-(4x+9)= equation:


Simplifying
(8x + -2) + -1(4x + 9) = 0

Reorder the terms:
(-2 + 8x) + -1(4x + 9) = 0

Remove parenthesis around (-2 + 8x)
-2 + 8x + -1(4x + 9) = 0

Reorder the terms:
-2 + 8x + -1(9 + 4x) = 0
-2 + 8x + (9 * -1 + 4x * -1) = 0
-2 + 8x + (-9 + -4x) = 0

Reorder the terms:
-2 + -9 + 8x + -4x = 0

Combine like terms: -2 + -9 = -11
-11 + 8x + -4x = 0

Combine like terms: 8x + -4x = 4x
-11 + 4x = 0

Solving
-11 + 4x = 0

Solving for variable 'x'.

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

Add '11' to each side of the equation.
-11 + 11 + 4x = 0 + 11

Combine like terms: -11 + 11 = 0
0 + 4x = 0 + 11
4x = 0 + 11

Combine like terms: 0 + 11 = 11
4x = 11

Divide each side by '4'.
x = 2.75

Simplifying
x = 2.75

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