Please help me and show your work please

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4

*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

Divide. –40 ÷ –5 a –8 b 200 c -200 d 8