How do you solve 3x-7=2

The bill for lunch was 24.50 mr smith add a 20% tip how much did mr smith pay

Tabitha bought peppers that cost $0.79 per pound. she paid $3.95 for the peppers. How many pounds of peppers did she buy

Which of the following relations is a function? { (-4, 3), (-4, 2), (1, 9), (6, 7) } { (-4, 3), (-2, 0), (2, 7), (3, 9) } { (2, 1), (4, 2), (2, 3), (8, 4) } { (0, 0), (0, 1), (2, 3), (4, 5) }

If i am 6 years old and my sister is half my age, 54 years later im 60 how old is my sister.

While running at a constant velocity, how should you throw a ball with respect to you so that you can catch it yourself, without needing to reach for the ball? a) Slightly backward b) It is impossible c) Slightly forward d) Straight up

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.