3=8x-7x+4

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


Simplifying
3 = 8x + -7x + 4

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

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

Solving
3 = 4 + 1x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
3 + -1x = 4 + 1x + -1x

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

Add '-3' to each side of the equation.
3 + -3 + -1x = 4 + -3

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

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

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

Simplifying
x = -1

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