What does 2x−y equal if x=−4 and y=5?
11
-21
-11
21
It is given that x=−4 and y=5. ⇒2x−y=2(−4)−5=−8−5=−13
What does 2x - y equal if x = -4 and y = 5?
If y = 2x+3 and y = 5, what does x equal to?
Find x and y if (x−8y+2)=(2x+33y−6)