Multiply the first equation by -1
-3x-y=-4
2x+y=5
Add them up
-x=1
So x=-1
And y=7
So the first option is correct
Answer:
28
Step-by-step explanation:
Take the weight of the bowl out of the rice
Y^2 -11y = 0
We can factor it:
y * (y -11) = 0
So y = 11, 0
Answer:
C and D
Step-by-step explanation:
i just took the quiz
Answer:
no
Step-by-step explanation:
1.8×100 would be 180 because you're moving the decimal place two to the right.