3(y+x-1)=7.2+4

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Solution for 3(y+x-1)=7.2+4 equation:


Simplifying
3(y + x + -1) = 7.2 + 4

Reorder the terms:
3(-1 + x + y) = 7.2 + 4
(-1 * 3 + x * 3 + y * 3) = 7.2 + 4
(-3 + 3x + 3y) = 7.2 + 4

Combine like terms: 7.2 + 4 = 11.2
-3 + 3x + 3y = 11.2

Solving
-3 + 3x + 3y = 11.2

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 + 3y = 11.2 + 3

Reorder the terms:
-3 + 3 + 3x + 3y = 11.2 + 3

Combine like terms: -3 + 3 = 0
0 + 3x + 3y = 11.2 + 3
3x + 3y = 11.2 + 3

Combine like terms: 11.2 + 3 = 14.2
3x + 3y = 14.2

Add '-3y' to each side of the equation.
3x + 3y + -3y = 14.2 + -3y

Combine like terms: 3y + -3y = 0
3x + 0 = 14.2 + -3y
3x = 14.2 + -3y

Divide each side by '3'.
x = 4.733333333 + -1y

Simplifying
x = 4.733333333 + -1y

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