20/x = 9
Divide each side by 20.
you get 1/x = 9/20.
flip both sides.
you get x = 20/9
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If 5 x equals 9 plus 2x then x equals?
x+2=9 x=9-2 x=7
What is x in 3x-9 EQUALS 27? X= 36 THIS IS THE WORK: 27 + 9= 36 36/3= 12 :)
-23
y = 3x + y => x = 0then y = x - 9 => y = 0 - 9 = -9.