9x+8-7x=4

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Solution for 9x+8-7x=4 equation: 


Simplifying
9x + 8 + -7x = 4

Reorder the terms:
8 + 9x + -7x = 4

Combine like terms: 9x + -7x = 2x
8 + 2x = 4

Solving
8 + 2x = 4

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + 2x = 4 + -8

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

Combine like terms: 4 + -8 = -4
2x = -4

Divide each side by '2'.
x = -2

Simplifying
x = -2

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