3+x+7x=19

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Solution for 3+x+7x=19 equation: 


Simplifying
3 + x + 7x = 19

Combine like terms: x + 7x = 8x
3 + 8x = 19

Solving
3 + 8x = 19

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 = 19 + -3

Combine like terms: 3 + -3 = 0
0 + 8x = 19 + -3
8x = 19 + -3

Combine like terms: 19 + -3 = 16
8x = 16

Divide each side by '8'.
x = 2

Simplifying
x = 2

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