Answer:
10x-20
Step-by-step explanation:
5(2x-4)
5x2=10
5x4=20
Total angle for the pie chart = 360°
13 out of 60 = 13 / 60
Angle for it = 13 / 60 * 360 = 13 * 6 = 78°
Angle used = 78°
Answer:
Amount each friend pays for the gift = $20
Step-by-step explanation:
Market price of a gift = $70
The store manager takes $10 off the market price.
Marked down amount = $10
New cost price = Marked price - Marked down amount 
The cost of the gift is divided among three friends.
This means that the cost of gift which is $60 is divided by three to get each one's contribution in the gift.
∴ Amount each friend pays for the gift 
Answer:
Depends how much is half a gallon in her car
usally a car has 100+ space for gallons
if she has any less than 50 gallons max
she won’t make it
so she probley will if she has more than 26 gallons of gas at half a tank
Answer:
77
Step-by-step explanation:
a tirangle has 180 degrees so 180-53-50=77
and x value is 77, that is easy.