For this case, the first thing we must do is define variables:
x: number of quarters
y: number of nickels
We now write the system of equations:
x + y = 68
0.25x + 0.05y = 13.40
Solving the system we have:
x = 50
y = 18
Answer:
they have:
quarters = 50
nickels = 18
Answer:
840
Step-by-step explanation:
Because there is a zero at the end so it is already at the tenth place.
Answer:
x=-4
Step-by-step explanation:
x+(-3)=-7
x-3=-7
x=-7+3=3-7
x=-4
Answer:
the answer is 95
Step-by-step explanation:
you divide 90 by 36 to get 2.5 then times that by 38
