21 COINS
9 are NICKLES
all the other are pennies
21 - 9 =12
so 12 pennies
1 nickle is 5 cents so
5*9 = 45 cents so
45 + 12 = 57
so the answer is 57 cents
The answer is B add up the whole numbers and multiply the fractions so you get 4 1/8
The third one because it matches plus im copy
Y=-2x+ 4 but I'm not so sure bout the answe