Solve the system by substitution.
-2x=3y=9
-x=y

Which composition of similarity transformations maps polygon abcd to polygon a'b'c'd'? a dilation with a scale factor less than 1 and then a reflection a dilation with a scale factor less than 1 and then a translation a dilation with a scale factor greater than 1 and then a reflection a dilation with a scale factor greater than 1 and then a translation

5/6+7/8what is the answer sealsdbdbshd

The reflexive property of congruence lets you say that ∠pqr ≅