Answer:
1 ,20 -n = 20
-n =20 -20
-n = 0
n = 0
answer is n=0
3 ,3+2m =86
2m = 86 -3
2m = 83
m= 83
_
2
answer is 83
_2
5 ,5n - 7 = 28
5n = 28 + 7
5n = 35
n= 35
__
5
answer is n = 7
4 ,2n + 2=
2n = 4 -2
2n = 2
2n= 2
answers is
n= 1
yan lng Ang kaya ko beh
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Answers & Comments
Answer:
1 ,20 -n = 20
-n =20 -20
-n = 0
n = 0
answer is n=0
3 ,3+2m =86
2m = 86 -3
2m = 83
m= 83
_
2
answer is 83
_2
5 ,5n - 7 = 28
5n = 28 + 7
5n = 35
n= 35
__
5
answer is n = 7
4 ,2n + 2=
2n = 4 -2
2n = 2
2n= 2
__
2
answers is
n= 1
yan lng Ang kaya ko beh