Answer:
84+n=342
Step-by-step explanation:
you would subtract 84 from 342 to find the width since it is perimeter.
Answer:
Step-by-step explanation:
7619 / 7
= 1088 remainder 3.
Answer:
Is the answer, if you want it simplified then, 
Step-by-step explanation:
Answer:
93+(68+7)= 168
Step-by-step explanation:
You have to answer the problem in the parenthesis and then add 93.
123 - Use PEMDAS but since you have both division and multiplication you can just go from left to right