Substituting x-4=y and - 5y+8x=29

Fill in the numbers 2 to 10 so every row and columns

Is - 7 / 12 less than, greater than or equal to - 5 / 9

Como resolver logaritmos avanzados

How much is 150 us dollars equal to canadian dollars

Which fractions are equivalent to 7 / 28

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.