What is the missing factor B that makes the equality true

21y^4 = (B) (7y^2)

If x squared is 30, what is the value of x?

Simplify to create an equivalent expression. -y-3 (-3y+5) a.-8y-15 b. 8y+5 c.-8y-5 d. 8y-15

The ratio of Texas Corona cases and deaths is 53.25:1 If there are 131 deaths how many cases were there?

Equation of a parallel line to y=7/4x-6

6x+4y=12 into y=my+b

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.