What is 7.5 as a fraction in simplest form?

Solve 3x-18=2y and 5x-6y=6 by elimination show work

Find the zeros of each function. f(x) = x^2 + 5x - 6

*let m∠cob = 50°30’, m∠aob = 70° and m∠aoc = 20°30’. could point c be in the interior of ∠aob? why? a. point c could be the interior of aob but it is not the only case b. point c is the interior of aob c. point c is not the interior of aob d. the given is not possible for the plane geometry answer