5x+9y-10z-31=4

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Solution for 5x+9y-10z-31=4 equation:


Simplifying
5x + 9y + -10z + -31 = 4

Reorder the terms:
-31 + 5x + 9y + -10z = 4

Solving
-31 + 5x + 9y + -10z = 4

Solving for variable 'x'.

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

Add '31' to each side of the equation.
-31 + 5x + 9y + 31 + -10z = 4 + 31

Reorder the terms:
-31 + 31 + 5x + 9y + -10z = 4 + 31

Combine like terms: -31 + 31 = 0
0 + 5x + 9y + -10z = 4 + 31
5x + 9y + -10z = 4 + 31

Combine like terms: 4 + 31 = 35
5x + 9y + -10z = 35

Add '-9y' to each side of the equation.
5x + 9y + -9y + -10z = 35 + -9y

Combine like terms: 9y + -9y = 0
5x + 0 + -10z = 35 + -9y
5x + -10z = 35 + -9y

Add '10z' to each side of the equation.
5x + -10z + 10z = 35 + -9y + 10z

Combine like terms: -10z + 10z = 0
5x + 0 = 35 + -9y + 10z
5x = 35 + -9y + 10z

Divide each side by '5'.
x = 7 + -1.8y + 2z

Simplifying
x = 7 + -1.8y + 2z

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