Answer:
= a = 17/22
Step-by-step explanation:
= 3/11a-1=7/11a+9
= 3(11a+9) = 7(11a -1)
= 33a +27 = 77a -7
= 33a -77a = -7 -27
= - 44a = - 34
Both minus cancel on each side. (multiply both sides by minus sign)
= a =34/44
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