7x+y+3=

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Solution for 7x+y+3= equation:


Simplifying
7x + y + 3 = 0

Reorder the terms:
3 + 7x + y = 0

Solving
3 + 7x + y = 0

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 + 7x + -3 + y = 0 + -3

Reorder the terms:
3 + -3 + 7x + y = 0 + -3

Combine like terms: 3 + -3 = 0
0 + 7x + y = 0 + -3
7x + y = 0 + -3

Combine like terms: 0 + -3 = -3
7x + y = -3

Add '-1y' to each side of the equation.
7x + y + -1y = -3 + -1y

Combine like terms: y + -1y = 0
7x + 0 = -3 + -1y
7x = -3 + -1y

Divide each side by '7'.
x = -0.4285714286 + -0.1428571429y

Simplifying
x = -0.4285714286 + -0.1428571429y

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