# Math

The equation N = 50 + 50y gives the number N of stamps collected when Y is the years that have passed since the collection began. What is the number of stamps that will be in collection after 3 years?

1. 👍 0
2. 👎 0
3. 👁 130
1. Substitute 3 for y and solve for N.

1. 👍 0
2. 👎 0

## Similar Questions

1. ### algebra

Jason went to the post office and bought both 41-cent stamps and 26-cent postcards and spent \$10.28. The number of stamps was 4 more than twice the number of postcards. How many of each did he buy?

2. ### Algebra

Julie went to the post office and bought both \$0.41 stamps and \$0.26 postcards. She spent \$51.40. The number of stamps was 20 more than twice the number of postcards. How many of each did she buy? I just want to know how to set it

3. ### math

Damon has 4 times as many stamps as Julia. Julia has 4 times as many as Claire. Claire has 4 stamps. Write the number of stamps Damon has in both exponetial and standard form. :)

4. ### math

How can I show a bar model for this problem? Naomi Macy and Sebastian have 234 stamps in all. Naomi gives 16 stamps to Macy and 24 stamps to Sebastian. Naomi then has 3 times as many stamps as Macy, and Macy has twice as many

1. ### Math

Simon and Jimmy had 167 stamps altogether. Simon gave 4/7 of his stamps to Trina, and Jimmy gave 37 stamps to Trina. Simon and Jimmy had the same number of stamps left. How many stamps did Jimmy have in the beginning? Please Help

2. ### Maths

please help - lisa had a collection of stamps from australia, france and japan. she had 124 stamps from australia. 30% of the stamps were from France. she had 12 fewer stamps from japan than australia. a) what was the total number

3. ### math

A charity organization is collecting change to raise monay. They have collected twice as many dimes as quarters, 22 more nickels than dimes, and 3 times as many pennies as nickels. a) define a variable for the number of quarters

4. ### math

Caroline had 400 stamps in her collection. 1/10 th of them were Indian stamp. Of the remaining, 1/ 3 were Europe, and 100 stamps were from Africa. The rest were from United states of America. How many American stamps were there?

1. ### Ratio and Proportions

Salina had some local and foreign stamps. The ratio of the number of local stamps to the number of foreign stamps was 3:4. She bought 21 more local stamps and the ratio became 9:8. a. How many foreign stamps did Salina have? b.

2. ### Math

Patton is organizing his stamp collection into ab ook. He has 42 foreign stamps and 70 US stamps. He wants every page to have the same number of foreign stamps and the same number of US stamps. If he puts the greatest number of

3. ### math

Sam and Jill had 576 stamps in all. Sam gave 1/7 of his stamps to Jill. Then Jill gave 1/4 of the total number of stamps she now had to Sam. In the end, both of them had the same number of stamps. What was the difference in the

4. ### math

Joanie wants to mail a package that requires \$1.30 in postage. If she has only 5-cent and 7-cent stamps, what is the smallest number of stamps she could use that would be totally exactly \$1.30? the smallest number of stamps is