
all we can really cancel is one of the (x-5) and the "x", is all.
Answer:
What is the question
Step-by-step explanation:
Hello,



==> 1+r=5==>r=4
3+3r+3r²+3r^3+...+3r^6=3(1+r+r²+...+r^6)=3*(r^7-1)/(r-1)=4^7-1=16383
I just did this test the answer is B :-)
-6a-5=-95 Given
-6(15)-5=-95 Substitution
a=15 idk the reason im not real good at this but i tried!
Hope you have a nice day