Working attached below:
Hope this helps! Any questions let me know :)
The equation used would be:
4m + 2 = 30
where the answer would be 7.
It would just be the square root of 10y
so 10y under a radical. Assuming the y is to the power of 1/2
Answer:
1- 
2- 1
3- -2
Step-by-step explanation:
1-
Add the numbers : 
Reduce the fraction with 5 : 
Solution : 
2-
Calculate the difference: 
Divide: 1
Solution: 1
3-
Subtract the numbers: 
Reduce the fraction : -2
Solution: -2
Answer:
first is the second box
second is also second box
thris is third box
Step-by-step explanation: