emma6757 emma6757 30-09-2020 Mathematics contestada Who ever answers first I will give u brainliestttttttt!!! 11. Solve the following expression. -2.5+ 5.2= 12. Solve. 5/4+(-7/4)= 13. Solve 6/8 - 1/2= 14. Solve 1 1/2 x (3/-4)=