Please help me with ques s and t and if possible o and q also ( ques o and q are optional)
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(s). 4n+4 = 2(10-2n)
4n+4 = 20 - 4n
8n = 16
n = 2
(t). 21(2m-4) = 6(4m-8)
42m - 84 = 24m - 48
18m = 36
m = 2
4n+4 = 20 - 4n
8n = 16
n = 2
(t). 21(2m-4) = 6(4m-8)
42m - 84 = 24m - 48
18m = 36
m = 2
Answered by
1
S) 4n+4=2(10-2n)
=>4n+4=20-4n
=>4n+4n=20-4
=>8n=16
=>n=16/8
=>n=2
T) 21(2m-4)=6(4m-8)
=>42m-84=24m-48
=>42m-24m= -48+84
=>18m=36
=>m=36/18
=>m=2
=>4n+4=20-4n
=>4n+4n=20-4
=>8n=16
=>n=16/8
=>n=2
T) 21(2m-4)=6(4m-8)
=>42m-84=24m-48
=>42m-24m= -48+84
=>18m=36
=>m=36/18
=>m=2
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