Perform the indicated row operation: -1
7
2 -1 -4
-1 2 1
0 10 8
7
-1
2.
2 R2+R1 R2
0
10
8
2
DONE

Name the quadrilaterals that have four equal sides.

Sara needs to take a taxi to get to the movies the taxi charges $4.00 for the first mile and then $2.75 for each mile after that if the total charge is $20.50 then how far was sara’s taxi ride to the movie

What are the sotions to the quadratic equation 9x^2=4