9(x+2y)-(5x+4y)=

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Solution for 9(x+2y)-(5x+4y)= equation:


Simplifying
9(x + 2y) + -1(5x + 4y) = 0
(x * 9 + 2y * 9) + -1(5x + 4y) = 0
(9x + 18y) + -1(5x + 4y) = 0
9x + 18y + (5x * -1 + 4y * -1) = 0
9x + 18y + (-5x + -4y) = 0

Reorder the terms:
9x + -5x + 18y + -4y = 0

Combine like terms: 9x + -5x = 4x
4x + 18y + -4y = 0

Combine like terms: 18y + -4y = 14y
4x + 14y = 0

Solving
4x + 14y = 0

Solving for variable 'x'.

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

Add '-14y' to each side of the equation.
4x + 14y + -14y = 0 + -14y

Combine like terms: 14y + -14y = 0
4x + 0 = 0 + -14y
4x = 0 + -14y
Remove the zero:
4x = -14y

Divide each side by '4'.
x = -3.5y

Simplifying
x = -3.5y

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