Simplify the expression twenty-one minus seven times two plus nine. Show your work. Then, show how the solution is affected if addition and subtraction are not applied from left to right.

Question

anonymous · Answer

Are there any parenthesis or is it all just one long equation?

anonymous · Answer

one long equation

anonymous · Answer

Alright just give me a minute c:

anonymous · Answer

21-7x(2)+9

21-14x+9

-14x+30

Well that's the first part, i'm not sure about the second part, sorry. Good luck though!