If #peaches = x and #plums = y we can write the following equations:
x+y=15
0.89x + 0.39y = 8.85
and x and y are whole numbers.
converting the first to x=15-y and plugging it into the second, you get
0.89(15-y) + 0.39y = 8.85 =>
13.35 - 0.89y + 0.39y = 8.85 =>
4.5 = 0.5y =>
y = 9
so x = 15-9 = 6
She bought 9 plums and 6 peaches.
Answer:
D
Step-by-step explanation:
John is 10cm taller than Peter, if Peter is h than John's height would be h+10 since it is Peter's height plus ten.
Answer:
The definition of a circle is the set of all points at a given distance (it's radius) from a given point (it's center)
Step-by-step explanation:
Answer:
danny 14 jaden 7
Step-by-step explanation:
