Decide whether the pair of lines is parallel, perpendicular, or neither. 3x-6y=2 and 18x+9y=8

I don't understand this : Ryan has nine 14-ounce bags of popcorn to repackage and sell at the school fair. A small bag holds 3 ounces. How many small bags can he make?

Sequence 93 27 14 what comes next

How do you write 26/10 as a percentage

Mai's Coffee Shop makes a blend that is a mixture of two types of coffee. Type A coffee costs Mai $5.50 per pound, and type B coffee costs $4.20 per pound. This month, Mai made 165 pounds of the blend, for a total cost of $815.20.

What is 67/7 as mixed number

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.