4x+y-3z=45

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Solution for 4x+y-3z=45 equation:


Simplifying
4x + y + -3z = 45

Solving
4x + y + -3z = 45

Solving for variable 'x'.

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

Add '-1y' to each side of the equation.
4x + y + -1y + -3z = 45 + -1y

Combine like terms: y + -1y = 0
4x + 0 + -3z = 45 + -1y
4x + -3z = 45 + -1y

Add '3z' to each side of the equation.
4x + -3z + 3z = 45 + -1y + 3z

Combine like terms: -3z + 3z = 0
4x + 0 = 45 + -1y + 3z
4x = 45 + -1y + 3z

Divide each side by '4'.
x = 11.25 + -0.25y + 0.75z

Simplifying
x = 11.25 + -0.25y + 0.75z

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