3 pen + 2 pencil = .47
2 pen + 3 pencil = .38
2(3pen + 2 pencil = .47)
-3(2pen + 3 pencil = .38)
6 pen + 4 pencil = .94
-6 pen - 9 pencil = -1.14
- 5 pencil = -.2
pencil = .04
3pen + 2(.04) = .47
3pen + .08 = .47
3 pen + .08 - .08 = .47 -.08
3 pen = .39
pen = .13
Pen = 13 cents and pencil = 4 cents
Answer:
The probability of them being in the right order would be a fraction of 1/7
Answer:
m = 1; n = 0.5
Step-by-step explanation:
5m - 2n = 4; m - 4n = - 1
Area (a) as a function of radius (r) might be written
a(r) = πr²
