d = dimes
q = quarters
d+q = 38 coins
q=38-d
0.25q + 0.10d=6.95
0.25(38-d)+0.10d=6.95
9.5-0.25d+0.10d=6.95
-015d=-2.55
d=-2.55/-0.15 = 17
q=38-17 =21
21*0.25 =5.25
17*0.10 = 1.70
5.25+1.70 = 6.95
she had 21 quarters and 17 dimes
Answer:64
Step-by-step explanation:4*4*4
Answer:
a. 3 units. We know this since the y coordinates subtracted or, 5-2, equals 3
b. a right triangle. We know this since the sides are perpindicular.
Step-by-step explanation: