Answer:
All these answers are correct. I triple - checked!
Step-by-step explanation:
In order from questions asked top - to - bottom:
First question:
Second question:
Third question:
Fourth question:
I hope this helps!
- sincerelynini
n=13/7
2n+4+6*2=-9*2+8(2n+1)
2n+4+12=-18+16n+8
16+18=16n-2n+8
34=14n+8
34-8=14n
26=14n
............you welcome..........
98
147/3=49x2=98
