Let x=peter's age
let 3x=bob's age
3x+x=56
4x=56
x=14
3(14)=42
Bob is 42 years old.
Answer: y= 9x+ 25
Step-by-step explanation:
to calculate the slope, rise/run rise is difference in y-values 25 -(-2) =27
run is difference in x-values 0-(-3) = 3 . 27/3 = 9
b= y-intercept Given: 25
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The radio station is closer to the restaurant. Hope this helps.
So let's find the unit rate of these.
18 mi/ 2 hrs = 9 mi/ 1hr
45 mi / 5 hrs = 9 mi/ 1 hr
So you are running 9 miles an hour.
If you have any questions please comment! :)