Solve the quadratic equation. (x - 7)^2 = 81 a) x = 2 or -7 b) x = -16 or 2 c) x = 16 or -2 d) x = ±7

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15

What is the missing statement in step 4? ? rts ? ? vtu and ? rtu ? ? vts ? rts ? ? rvs and ? rtu ? ? stv ? vrs ? ? vru and ? usr ? ? usv ? vur ? ? vus and ? uvs ? ? sru

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog