Danny made a mistake in the following problem.

Part 1) In which line was the mistake made?

Line 1 21 + 35 ÷ 7 + 6(2)
Line 2 21 + 5 + 6(2)
Line 3 21 + 11(2)
Line 4 21 + 22
Line 5 43

Question

Danny made a mistake in the following problem.

Part 1) In which line was the mistake made?

Line 1 21 + 35 ÷ 7 + 6(2) 
Line 2 21 + 5 + 6(2) 
Line 3 21 + 11(2) 
Line 4 21 + 22 
Line 5 43

anonymous · Answer

Line three. You have to multiple 6 times two before you can do the addition.
Order if operations: PEMDAS
Parentheses, Exponents, Multiplication/Division, Addition/Subtraction