Simplify 6^2n+1x9^nx4^2n÷18^nx2^nx12^2n please help ..Thank you​

Bed a is seven feet long. bed b is 7/8 of bed a. bed c is 7/8 of bed b. bed d is 7/8 of c. a. come up with an expression for the length of bed d. b. what is the length of bed d?

Plz i beg u asap ! what is the equation of this graphed line? enter your answer in slope-intercept form in the box.

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