The Shang Dynasty had several contributions to history. One of the most important and notable contribution was writing.
Well If you mean't 15 1/2 it is 15.5 This is because a decimal is made for parting using place values like tenths, hundredths, thousandths, etc. The 1/2 part is is .5 because 5 is half of 10.
*I explained a bit more in the comments of my answer.
N=d+3 because she has 3 more n than d
5n+10d=150
These are givin 5cents in a Nickel so it’s 5n
10 cents in a dime so it’s 10d
We need her to have 150
Now substitute what we know n to be
Into the equation and solve
5(d+3) + 10d = 150
5d + 15 + 10d = 150
15d + 15= 150
15d=135
D=9
Jess had 9 dimes and 12 nickels
Any equation that has the same slope that’s not the exact same equation would be parallel to that line.
Answer:
price of gas is $ 3.74 today .
Step-by-step explanation:
A week ago the price of gas was $ 3.40
And it was reported that price of gas is increased by 10 % in the past week.
So the present value of gas = 
= 0.34 + 3.40 = $ 3.74 .
So the price of gas is $ 3.74 today .
