7x+8y+9z=100

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Solution for 7x+8y+9z=100 equation:


Simplifying
7x + 8y + 9z = 100

Solving
7x + 8y + 9z = 100

Solving for variable 'x'.

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

Add '-8y' to each side of the equation.
7x + 8y + -8y + 9z = 100 + -8y

Combine like terms: 8y + -8y = 0
7x + 0 + 9z = 100 + -8y
7x + 9z = 100 + -8y

Add '-9z' to each side of the equation.
7x + 9z + -9z = 100 + -8y + -9z

Combine like terms: 9z + -9z = 0
7x + 0 = 100 + -8y + -9z
7x = 100 + -8y + -9z

Divide each side by '7'.
x = 14.28571429 + -1.142857143y + -1.285714286z

Simplifying
x = 14.28571429 + -1.142857143y + -1.285714286z

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