30 x 28= 840
It's would beat 840 times in half an hour.
X=9
Y=2 i think it’s the answer
Answer:
x + 3
Step-by-step explanation:
Because he bought an unknown number of soccer balls that is where we use the variable, x. And we know that he bought 3 baseballs, and we add them both to get the total number of things bought. Hope this helped and you could give brainliest :)