pleaseee fast help me.prove that the valueof x obtained by sloving 7^x+1/7^x=49*1/49 also satisfy 2^x-2^2=2^-2-2^-x​

Fredrick designed an experiment in which he spun a spinner 20 times and recorded the results of each spin

Which term describes the point where the perpendicular bisectors of the three sides of a triangle intersect?

Me answer this question: -2/3p + 1/5 - 1 + 5/6p i think the simplified expression is 1/6p - 4/5 correct me if i'm wrong, and explain it! if i have it right, just tell me. you so