Simplify 2(x - 3) + 7(x + 2).

Simplify the following:
2 (x-3)+7 (x+2)

 

2 (x-3) = 2 x-6:
2 x-6+7 (x+2)

 

7 (x+2) = 7 x+14:
7 x+14+2 x-6

 

Grouping like terms, 7 x+2 x-6+14 = (2 x+7 x)+(-6+14):
(2 x+7 x)+(-6+14)

 

2 x+7 x = 9 x:
9 x+(-6+14)

 

14-6 = 8:
Answer: |  9x + 8