Perform the indicated operation 2 3/4 - 1/3

A 1 2/3
B 2 5/12
C 2 3/12
D2 2/3

Find the solution of this system of equation -7x+y=-20 9x-3y=36

Two poles, ab and ed, are fixed to the ground with the of ropes ac and ec, as shown: what is the approximate distance, in feet, between the two poles? 6.93 feet 8.66 feet 12.32 feet 15.59 feet

Given: lkm jkm, clmk prove: alkmajkm jmk. choose the word that completes the sentence correctly. proof: lkm jkm and lmk * umk are given. km km by the property of congruence. equivalence symmetric reflexive transitive