Answer:
I won't solve i'll translate like you asked
Step-by-step explanation:
13) x - 5 = 21
14) 12 × y = 48
15) b + 10 = 13
If you want I can solve.
HOPE THIS HELPED
Can write 3x or 3(x) or 3•x
Answer:
Distance to appointment point = 5 miles
Step-by-step explanation:
Let s be the distance to the appointment point,
We have Maria drove to a business appointment at 50mph in the morning.
Time taken in the morning

Her average speed on the return trip in the afternoon was 40 mph.
Time taken in the afternoon

Given that the return trip took 1/4hr longer because of traffic.
That is

Substituting

Distance to appointment point = 5 miles
Answer:

Step-by-step explanation:
Given

Required
Find a:b

Cross Multiply

Open brackets

Collect Like Terms


Divide through by -b



Represent as a ratio
