1.
3x + 3 = 21
3x = 21-3
3x = 18
x = 18/3
Therefore,
x = 6
So option ( B) is the correct one.
2.

Therefore option (B) is the correct one here too.
Answer:
58% due to dividing 300 by 100 then getting that answer (3) then divide 175 by 3 which equals one percent and you get 58.333 so round that to the nearest whole and you get 58%
Answer:
Only the 2nd and 5th options are correct.
Answer:
$122
Step-by-step explanation:
amount she had + amount she earns = amount she has now
55 + 67 =
122
Answer:
7 was not multiplied by y