Answer:
Step-by-step explanation:
Let q represent the number of quarters Theresa has. Then the value of her coins is ...
0.25q + 0.10(20 -q) = 2.75
0.15q = 0.75 . . . . . . . . . subtract 2.00, collect terms
q = 0.75/0.15 = 5
Theresa has 5 quarters and 15 dimes.
114 divided by 6 equals 19.
Answer:
M=(2,-2)
Step-by-step explanation:
M=(2+2/2,-5+1/2)
M=(4/2,-4/2)
M=(2,-2)