N+n+2+n+4=54
3n+6=54
3n=48
n=16
16, 18, 20
Answer:
Step-by-step explanation:
d = number of dimes
2.80 = 0.1d + 0.25 (d + 8 )
2.80 = 0.1d + 0.25d + 2 Combine like terms
2.80 = 0.35d + 2 Subtract 2 from both sides
0.80 = 0.35d Divide both sides by 0.35
d ≈ 2.29
No, it's not possible to have more quarters than dimes when the total is $2.80 because it's not possible to have part of a dime.
Answer:
He ran each mile in 8 1/4 minuets.
Step-by-step explanation:
57.75 (57 3/4) / 7 = 8.25 (8 1/4)
4x-2y-5 that is the answer if you are combining like terms
Answer:
thats correct
Step-by-step explanation:
i had that on my test and i ot it right