Can someone tell me if this is correct or not my grades are bad

If 1 is divided by the sum of y& 4.the result is equal to 3 divided by 4, find the value of m

What will the graph look like for a system of equations that has no solution? a. the lines will be perpendicular. b. the lines will cross at one point. c. both equations will form the same line. d. the lines will be parallel.

Use complete sentences to differentiate between a regular tessellation, and a pure tessellation. be sure to include specific types of polygons in your explanation.