3x+9y+15z=30

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Solution for 3x+9y+15z=30 equation:


Simplifying
3x + 9y + 15z = 30

Solving
3x + 9y + 15z = 30

Solving for variable 'x'.

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

Add '-9y' to each side of the equation.
3x + 9y + -9y + 15z = 30 + -9y

Combine like terms: 9y + -9y = 0
3x + 0 + 15z = 30 + -9y
3x + 15z = 30 + -9y

Add '-15z' to each side of the equation.
3x + 15z + -15z = 30 + -9y + -15z

Combine like terms: 15z + -15z = 0
3x + 0 = 30 + -9y + -15z
3x = 30 + -9y + -15z

Divide each side by '3'.
x = 10 + -3y + -5z

Simplifying
x = 10 + -3y + -5z

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