Answer:
3.89
Step-by-step explanation:
5.42+2.25=7.67
7.67-3.78=3.89
Hope this helps
Answer:
Distance Maria had to walk in the afternoon is 
Step-by-step explanation:
Lets take that Maria walked
miles in the afternoon.
Distance walked in the morning + distance walked in the afternoon = 
⇒







Answer:
y=4
Step-by-step explanation:
4y + 3 =19
4y = 16
y= 4
Answer:
2x + y = 3.75
3x + 2y = 6
Step-by-step explanation:
x = cost of 1 hot dog
y = cost of 1 drink
Neveah: 2x + y = 3.75
Jason: 3x + 2y = 6