Answer:
X=0
Step-by-step explanation:
you will add it all up and substatute x for any numbers until it reaches your desired answer this meathod works well for me but will be different for everybody.
the length of RS to the nearest tenth of a foot is 240.6ft
7/8 and 5/6......common denominator of 24
7/8 = 21/24
5/6 = 20/24
x=9.2
23/x=17.5/7
cross multiply
17.5x=161
divide
