3(x+1)+y=7

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Solution for 3(x+1)+y=7 equation:


Simplifying
3(x + 1) + y = 7

Reorder the terms:
3(1 + x) + y = 7
(1 * 3 + x * 3) + y = 7
(3 + 3x) + y = 7

Solving
3 + 3x + y = 7

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

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

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

Combine like terms: 7 + -3 = 4
3x + y = 4

Add '-1y' to each side of the equation.
3x + y + -1y = 4 + -1y

Combine like terms: y + -1y = 0
3x + 0 = 4 + -1y
3x = 4 + -1y

Divide each side by '3'.
x = 1.333333333 + -0.3333333333y

Simplifying
x = 1.333333333 + -0.3333333333y

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