Someone help please!! I can’t comment on anything. Like I see people comment on my answers and stuff but I can’t seem to respond. Please help and this is what I see while trying to comment if it helps.

Two cyclists 84 miles apart start riding toward each other at the samen time. one cycles 2 times as fast as the other. if they meet 4 hours later what is the speed (in miles) of the faster cyclists

1c) the number 131 is a term in the sequence defined by the explicit rule f(n)=5n-4. which term in the sequence is 131? 2a) write the first four terms of the function f(n)=n^2-1 2b) what is the 10th term of the sequence defined by the explicit rule f(n)=n^2-1 2c) the number 224 is a term in the sequence defined by the explicit rule f(n)=n^2-1. which term in the sequence is 224?

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 4x^2 - 19x- 5