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

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


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

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

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

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

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

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

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

Solving
1 + 1x = 0

Solving for variable 'x'.

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

Add '-1' to each side of the equation.
1 + -1 + 1x = 0 + -1

Combine like terms: 1 + -1 = 0
0 + 1x = 0 + -1
1x = 0 + -1

Combine like terms: 0 + -1 = -1
1x = -1

Divide each side by '1'.
x = -1

Simplifying
x = -1

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