What's a statement that is true for any number or variable

Y = 2x+1 I want the answer I need the slope and y - intercept

What is 5 multiplied 1/6 as a mixed number

What is 7/8 divided by 2/3

The perimeter of a rectangular garden is 362m. If the width of the garden is 84m, what is its length?

A car's speed is 45 miles per hour. How far will it go in 4 hours and 20 mins?

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.