7x+8-4x=17

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Solution for 7x+8-4x=17 equation: 


Simplifying
7x + 8 + -4x = 17

Reorder the terms:
8 + 7x + -4x = 17

Combine like terms: 7x + -4x = 3x
8 + 3x = 17

Solving
8 + 3x = 17

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 + 3x = 17 + -8

Combine like terms: 8 + -8 = 0
0 + 3x = 17 + -8
3x = 17 + -8

Combine like terms: 17 + -8 = 9
3x = 9

Divide each side by '3'.
x = 3

Simplifying
x = 3

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