malachicowger
malachicowger
22-03-2016
Mathematics
contestada
1/7= 3/4x-1 solve for x
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subiyantogs
subiyantogs
22-03-2016
1/7 = 3(/4)x - 1
lets all multipled by 28
4 = 21x - 28
21x = 4 + 28
21x = 32
x = 32/21
x = 1 9/21 or x = 1 3/7
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Аноним
Аноним
22-03-2016
Hi there, first we flip the equation to 3/4x-1=1/7, Now, we add 1 to both sides which makes it 3/4x=8/7. Finally, we multiply both sides by 4/3, now, 4/3*3/4x=4/3*8/7=32/21. Therefore, x=32/21
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