1-7x+8x=4

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Solution for 1-7x+8x=4 equation: 


Simplifying
1 + -7x + 8x = 4

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

Solving
1 + 1x = 4

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 = 4 + -1

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

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

Divide each side by '1'.
x = 3

Simplifying
x = 3

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