Answer:
21
Step-by-step explanation:
5×3=15
7×3=21
Use a number line to add and subtract. With multiplying and dividing just do it like a whole number. But remember, you take the sign of the larger number (example: -20 + 9 = -29). And when there is two negatives (interger)it equals a positive.I hope this helps!
That is true because if you use the surface area formula, 2(wl+hl+hw), you'll get 250.
Answer:
9+10=21
Step-by-step explanation:
Answer:
i think the answer is letter F
Step-by-step explanation:
hope this helps can i have brainly thing if so please