The average of two numbers is 7. Find the numbers if three times one of the numbers is one half the other number. (Hint: write a system to determine the correct numbers)

Angela wants to know how many families in her neighborhood plan to attend the parade. She puts all 120 of the neighborhood addresses in a hat and draws a random sample of 30 addresses. She then asks those families if they plan to attend the parade.

Factoring quadratics x² + 12x + 32

Solve 9 2/15 - 7 2/5

What is 5.42 times 305 estimate to?

Devaughn is 5 years older than Sydney. The sum of their age is 87. What is Sydney's age?

4x-3y=17 Y=3x-4 Solve by subsition

Is 3 a solution to the equation 5 + (-8) n=29

What is 12/15 written as a percent and decimal

The temperature dropped 17 Fahrenheit in 6 hours. The final temperature was - 3 Fahrenheit. Use integer addition to find the starting temperature.

What would $25 deposited 56 yrs ago be worth today?