Answer:
13
Step-by-step explanation:
Set Susan's present age as x, her age from 3 years ago as x-3, and her age in three years as 2(x-3)
Since her age in seven years = 2 times as old as she way 3 years ago, set up the equation:
x+7 = 2(x-3)
x+7 = 2x-6
x = 13
Lisa gave her sister 1/4, or one-fourth of her toy cars. Brainliest would really help!
The volume in quarts is equal to the cups divided by 4
1qt=4c