3.)-13
x-7= -20
x = -20+7
x= -13
Answer:
3)-13
Step-by-step explanation:
x-7=-20
Add 7 to each side
x-7+7=-20+7
x = -13
1
1 is the only integer that can go into 5 as 5 is a prime number
4
It would be 60.
About 6 times. 6.4 to be exact!