HELP ME WITH THESE 3 QUESTIONS PLZ?!!??!?!?!?!?!!?!?
1.To add or subtract linear expressions, combine _______ terms.
a. leading
b.like

2.What is the answer to the first example? (3x+2)+(5x-1)
a.8x + 1
b.8x - 1

3.What is the answer to the second example? (1/2 +4)-(5/2x -2)
a.-2x + 6
b.2x - 6