Please help ASAP

Questions:

3. The ratio of two side of the rectangle is 4:3. If its perimeter is 56 cm, find the length of its sides. What is the area of the rectangle?

4. In kite MORE, MO is congruent to OR and RE is congruent to EM. If MO=6y-8, OR=3y+7, RE=60x-x, and EM=-24+5x

a. find x and y
b. how long is MO and RE
c. Perimeter of kite MORE​