Answer:
c
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given


Required
Find XY
Represent BC and XY as a ratio;

Recall that:

Equate both ratios;

Convert to fractions

Cross Multiply


Divide through by 3


Hence:

Answer:
x=3
Step-by-step explanation:
1/2(2-4x)+2x=13
1-2x+2x=13
4x=13-1
x=12/4
x=3
Answer:
They traveled 72 miles in all.
Step-by-step explanation: