9(X-1)+3Y=15

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Solution for 9(X-1)+3Y=15 equation: 


Simplifying
9(X + -1) + 3Y = 15

Reorder the terms:
9(-1 + X) + 3Y = 15
(-1 * 9 + X * 9) + 3Y = 15
(-9 + 9X) + 3Y = 15

Solving
-9 + 9X + 3Y = 15

Solving for variable 'X'.

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

Add '9' to each side of the equation.
-9 + 9X + 9 + 3Y = 15 + 9

Reorder the terms:
-9 + 9 + 9X + 3Y = 15 + 9

Combine like terms: -9 + 9 = 0
0 + 9X + 3Y = 15 + 9
9X + 3Y = 15 + 9

Combine like terms: 15 + 9 = 24
9X + 3Y = 24

Add '-3Y' to each side of the equation.
9X + 3Y + -3Y = 24 + -3Y

Combine like terms: 3Y + -3Y = 0
9X + 0 = 24 + -3Y
9X = 24 + -3Y

Divide each side by '9'.
X = 2.666666667 + -0.3333333333Y

Simplifying
X = 2.666666667 + -0.3333333333Y

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