Which of the triangles below is not a right triangle? a) 27 cm, 36 cm, 45 cm
b) 6in, 10in, 4in
c) 3 cm, 4 cm, 5 cm
d) 6 ft, 8 ft, 12 ft

7(x - 2) = 3(x + 4) solve the following equation. then enter your answer in the space provided using mixed number format.

To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.