Help with this question please! Tysm in advance, and brainliest will be awarded

Can someone answer these problems for me

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

Apiling for a high-rise building is pushed by two bulldozers at exactly the same time. one bulldozer exerts a force of 1250 pounds in a westerly direction. the other bulldozer pushes the piling with a force of 2650 pounds in a northerly direction. what is the direction of the resulting force upon the piling, to the nearest degree? a. 65 n of w b. 25 n of w c. 45 n of w d. 35 n of w