Answer:
a) t=98
b) b=32
Step-by-step explanation:
a) 4t/7 -20=36r
r=1
4t/7-20=36
=36
4t-140=252
4y=392
t=98
b) 2k/5=b/2-12
k=10
20/5=b/2-12
4=
8=b-24
b=32
-63 -14/3 = 63- 4 1/3
58 2/3 is your final answer
Step-by-step explanation:
This is the answer i guess thank me if its right
40 meters in 60 seconds could be expressed as

So, in order to get the unit rate, we divide the numerator and denominator by 16.

So, the unit rate is 2.5 meters per second (or every one second)