1=4 (n-8)
1=4n-32
33=4n
33/4=n
Answer:x=-2
Step-by-step explanation:
distribute -6(x+7)=-30
-6x-42=-30
add 42 to both sides
-6x-42+42=30+42
simplify
-6x=12
solution x=-2
Answer:
2b+9
Step-by-step explanation:
(7-b)+(3b+2) ---> remove parenthesis
7-b+3b+2 ---> combine like terms
2b+9
Answer:
7.68
Step-by-step explanation:
Just add them :)