10d+5n=220
divide both sides by 5
2d+n=44
d=13+n
sub 13+n for d in other equatin
2(13+n)+n=44
26+2n+n=44
26+3n=44
minus 26 both sides
3n=18
divide both sides by 3
n=6
sub back
d=13+n
d=13+6
d=19
19 dimes
6 nickles
Answer:
D.) 1 + 1 + 5/8 + 2/8
Step-by-step explanation:
1 5/8 + 1 1/4
*set aside ones for a sec*
1/4 x 2/2 = 2/8
5/8 + 2/8
*get the ones back in*
1 + 1 + 5/8 + 2/8
10, 10, 20 or either of u talking abt about tah the whole either 0-100
Answer:
15
Step-by-step explanation:
-75 x-3 is 225
Square root of 225 is 15