I believe it would be the 2 last one
Answer:
49开
Step-by-step explanation:
Answer:
Step-by-step explanation:
We can rewrite 7 as 3+4 then instead of 3*7 we have 3*(3+4).
Then distribute the 3 in the parenthesis 3*(3+4) = (3*3) + (3*4)
Answer:
A) 12 toppings.
Step-by-step explanation:
That would be the answer if there are no combinations of toppings.
You would simply take the number of sizes (3) and the number of toppings (4) and multiply them together to get 12 combinations.
Step-by-step explanation:
You just have to plug the numbers they give you into the equation. For the first one, you have 0 + 5y = 10; 5y = 10; y = 2. For the second one, x + 5(0) = 10; x + 0 = 10; x = 10. And lastly, for the third one, x + 5(6) = 10; x + 30 = 10; x = -20.