Which of the following would be a line of reflection that would map ABCD onto itself? Square ABCD with C at 1 comma 3, D at 1 comma 1, A at 3 comma 1, and B at 3 comma 3.
y = 1
2x + y = 2
x + y = 4
x + y = 1

Mis the midpoint of rq if rm equals 2x + 5 and mq equals 4x - 9 what is the length of rq

Ten members of balin's soccer team ran warm ups for practice. each member ran the same distance. their combined distance was 5/6 of a mile. to find the distance that each member ran, balin wrote the expression below.

Write the factored form of this trinomial 9x^2+18x-7