Answer: a =r-d - c
Step-by-step explanation:
a+c =r-d
-c -c
a =r-d - c
Their total expenses are ...
.. $1.50 +3.00 +1.25 = $5.75
Their profit is the difference between their charge and their cost:
.. $25.00 -5.75 = $19.25
The correct choice is ...
B) $19.25
Answer:
X=-1,y=-2
Step-by-step explanation:
if y =2x
2x=4x+2
so X=-1 and y=-2
2000 smartphones and 1500 flip phones
4-3=1
1x500=500
500x4=2000
500x3=1500
