1 Marlena has a bag of coins. The bag contains 8 quarters, 10 dimes, 4 nickels,
and 2 pennies. She will randomly select a
coin from the bag. What is the probability
that Marlena will select a nickel? (7.1A,
7.1B, 7.1F)

the solution is the point

step-by-step explanation:

we have

> equation a

> equation b

adds equation a and equation b

substitute the value of x in equation b to find the value of y

the solution is the point

75%

step-by-step explanation:

3 3 6, because in every triangle the longer side is always shorter than the sum of the other two