Answer:
-3x-y=5
y-2z=7
x-4y+z=-9
Step-by-step explanation:
Answer:
oogla boogla
Step-by-step explanation:
Answer:
112 $ is the original price
Step-by-step explanation:

you have to think that the original price multiplied by 0.75 (also known as 75%) gave the result of what he saves i.e 84 $. So we put up an equation with the original price multiplied by 75% which equals the 84 $ he saved on buying that item on sale
Answer: cube root.
Cube root is the only one from the four functions given that has range from negative infinity to infinity.