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ak907
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do you think you could write it out?
ak907
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yes 1/2 (y+1)=9
Venomblast
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y=17/2
Peachy947
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Is the (y +1) in the denominator next to the 2?
Venomblast
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i meant to say 17 not 17/2. the answer is 17
Peachy947
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|dw:1349927321621:dw| Is this how it looks? Sorry for the poor drawing.
Venomblast
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ok so you do the inverse. the inverse of division is multiplication. so 2/1 1/2(y+1)=9 2/1. the 2/1 and 1/2 will cancel out. now your left with 2y+1=18. then subtract 1. y=17 Tada there your answer
Venomblast
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now test it. 1/2 (17+1)=9
1/2(18)=9
(half of 18 is 9)
9=9