6y=21-y with verification
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Answered by
1
7y=21
y=3
substitute y=3
18=18
y=3
substitute y=3
18=18
Answered by
1
6y=21-y___equation 1
6y+y=21
7y=21
y=21÷7
y=3
substitute y in equation 1
6y=21-y
6 (3)=21-3
18=18
therefore L.H.S=R.H.S
6y+y=21
7y=21
y=21÷7
y=3
substitute y in equation 1
6y=21-y
6 (3)=21-3
18=18
therefore L.H.S=R.H.S
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