Answer:
5 2/5
Step-by-step explanation:
sorry, I know the answer, but don't know how to explain in words
Start with 2. Then subtract from it (2x - 7)^2.
2 - (2x - 7)^2
Answer:
Step-by-step explanation:
let speed of Stephen=x mph
speed of Diana=x+4
then
6x+6(x+4)=276
divide by 6
x+x+4=276/6=46
2x=46-4=42
x=42/2=21
Stephen is traveling at 21 mph.
Diana is traveling at 21+4=25 mph.
Answer:
6x+15
Step-by-step explanation:
Answer:
1/2
Step-by-step explanation: