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OpenStudy (narissa):
Can someone help me solve for x--1/7=3/4x-1
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OpenStudy (anonymous):
1/7= 3/(4x-1) cross multiply (4x-1) 1=7*3 4x-1=21 4x=22 x=22/4 =5.5
OpenStudy (narissa):
but the answer has to be a fraction
OpenStudy (thatonegirl_):
11/2
OpenStudy (thatonegirl_):
\[5 \frac{ 1 }{2 }\]
OpenStudy (thatonegirl_):
multiply the denominator by the whole number, then add that by the numerator. Put it all over 2. 5*2=10. 10+1=11. 11/2
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OpenStudy (thatonegirl_):
put it all over the denominator* woops
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