How to solve this in elimination form:
4y+4=7x
36-4y=3x
and also:
3x-10y-29=0
-11x-10y+13=0

What are the relative frequencies to the nearest hundredth of the columns of the two-way table? a b group 1 102 34 group 2 18 14

Which of the following parabolas opens down?

The price of a visit to the dentist is calculated according to the formula 50+100n50+100n where nn is the number of cavities the dentist finds. on your last visit to the dentist, 22 cavities were found. what was the cost of your visit?