Which ratios are equivalent to 7/3? Check all that apply. 1. 27:21

2. 28 to 12

3. 56/24

4. 63 to 27

5. 9/21

PLEASE HURRY!!!

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30 ∘c on monday, but decreased at a constant rate in the next 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

X+y=-4 x-y=2 use elimination with adding and subtraction

What is the value of x? assume that the line is tangent to the circle.