Answer:
6.5 years
Step-by-step explanation:
the amount depositited times percent diveded by the intrest is the years
hello
to solve this to solve this
Let the required number is 2x ,
According to the condition,
➡ 10 times the sum of half of 2x and 6 = 8

Therefore the value of x is -5.2
And, required number is -5.2
To answer this, first make an equation representing the data:
15+ 0.20X= Bill
now plug in data you know:
15 + 0.20(30)= bill
and finally solve it:
Bill= $21.00
Answer: 172
Step-by-step explanation:
If what I did is right, the answer is 172.2 since 41/5 is 8.2 and I multiply 8.2 times 21, I get 172.2, which rounds to 172.