Answer:
-36
Step-by-step explanation:
1. Plug -3 into the equation given: -3(15-(-3)+2(-3)^2
2. Use Pemdas and first distribute the negative to negative three then distribute -3 to the rest of the parenthesis (final answer): -45-9 +2(-3)^2
3. Then put -3 to the power of 2 (which is 9) then multiply it by 2 (final answer): -45-9+18
4. Combine all like terms and you get the answer -36!
Answer:
Step-by-step explanation:
a/7+b
You simply have to use the values provided in the equation given. If a=49 and b=7 you have
49/7+7, since 49/7=7 you have
7+7 which equals
14
Answer:
D because it’s D give me brainless
Step-by-step explanation:
Answer:
Step-by-step explanation:
Becuase the moon is completely covering the sun for 7 minutes
Okay so subtract 50 from both sides and you would get 360=90x and then divide each side by 90 and you would get x= 4 so it took 4 hours