Answer:
Explanation:
For question 3,
Simplified brackets -> (8+11)2-8+11
Open brackets -> 19*2-8+11
Multiply -> 38-8+11
Calculate -> 41
Solution = 41
For question 4,
Remove Brackets -> m+11+m+44
Put common numbers together -> m+n+44+11
Calculate -> m+55+n
Solution = m+55+n
-Your smart 6th grader