Answer:

Step-by-step explanation:
Let
x----->number of games won by the football team
we know that

so

For CO2 there is one atom of carbon and two atoms of oxygen. For H2O, there is one atom of oxygen and two atoms of hydrogen.
Answer:
Answer 10 min
Step-by-step explanation:
Because if it crawls 40 cm per minute but it goes back 10 cm because of wind then you have to do 40-10 = 30 then you do 300 divided by 30 to get the time.
Hope this helped!!!
Answer:
Answer is 14.
Step-by-step explanation:
f(-2)=3*(-2)^2 - (-2)
=3*4+2
=12+2
=14