Answer:
30
Step-by-step explanation:
1.Substitute the x for 12.
2.Multiply the 2 by 12.
3.Then add 6 to your answer.
Let n represent the number. You require
7n - 2n = 55
5n = 55 . . . . . . collect terms
n = 11 . . . . . . . divide by 5
The number is 11.
Not sure sorry edit : oh sorry I was suppose to add this in the comment section
7. E
8.C
9. F
10.D
11.B
12.A
13.G
I think this is right
Answer:
I think its. u must check with calculator