Answer:
19
Step-by-step explanation:
step 1: Parenthesis first so add five plus two - 3(7) -8 +2(3)
step 2: Multiplication next so multiply three times seven and two times three - 21 -8 +6
step 3: then go from left to right and subtract eight from twenty-one then six from thirteen - 13 +6
Which equals nineteen
Answer: 19
Step-by-step explanation: PEMDAS
Parenthesis always come first...5+2... 3(7)-8+2(3)
Multiply is the second step... 3•7 and 2•3...21-8+6
Go left to right...subtract...8-21 and 6-13... 13+6
Add is fourth...13+6=19
Answer...19
Bada bing bada boom! Hope this helps!