Solve the math equations

1)a= 16

2)x= 4

3)x= 0

4)n= -20

5)r= 20

6)x= -11

7)v= 15

8)n= -6

9)x= 9

10)n= 8

11)v= -16

12)x= -17

Step-by-step explanation:

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i you goofed up when writing this, because hnot is not a word minusf is not either. i cannot answer   because of that.

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