A number a is fewer than 3/4

If given an equation of a line such as -1/2x+6 how would you create an equation of a line parallel and perpendicula to this line that goes through another point such as (4,10)

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4

What additional information could be used to prove abc =mqr using sas? check all that apply.