3+x+7x=5

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Solution for 3+x+7x=5 equation: 


Simplifying
3 + x + 7x = 5

Combine like terms: x + 7x = 8x
3 + 8x = 5

Solving
3 + 8x = 5

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 8x = 5 + -3

Combine like terms: 3 + -3 = 0
0 + 8x = 5 + -3
8x = 5 + -3

Combine like terms: 5 + -3 = 2
8x = 2

Divide each side by '8'.
x = 0.25

Simplifying
x = 0.25

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