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

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


Simplifying
(7x + -3) + -1(8x + 7) + -1(4x + -7) = 0

Reorder the terms:
(-3 + 7x) + -1(8x + 7) + -1(4x + -7) = 0

Remove parenthesis around (-3 + 7x)
-3 + 7x + -1(8x + 7) + -1(4x + -7) = 0

Reorder the terms:
-3 + 7x + -1(7 + 8x) + -1(4x + -7) = 0
-3 + 7x + (7 * -1 + 8x * -1) + -1(4x + -7) = 0
-3 + 7x + (-7 + -8x) + -1(4x + -7) = 0

Reorder the terms:
-3 + 7x + -7 + -8x + -1(-7 + 4x) = 0
-3 + 7x + -7 + -8x + (-7 * -1 + 4x * -1) = 0
-3 + 7x + -7 + -8x + (7 + -4x) = 0

Reorder the terms:
-3 + -7 + 7 + 7x + -8x + -4x = 0

Combine like terms: -3 + -7 = -10
-10 + 7 + 7x + -8x + -4x = 0

Combine like terms: -10 + 7 = -3
-3 + 7x + -8x + -4x = 0

Combine like terms: 7x + -8x = -1x
-3 + -1x + -4x = 0

Combine like terms: -1x + -4x = -5x
-3 + -5x = 0

Solving
-3 + -5x = 0

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + -5x = 0 + 3

Combine like terms: -3 + 3 = 0
0 + -5x = 0 + 3
-5x = 0 + 3

Combine like terms: 0 + 3 = 3
-5x = 3

Divide each side by '-5'.
x = -0.6

Simplifying
x = -0.6

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