Answer:
a=7b+27/2
Explanation:
1: Add 7/3b to both sides.
2 /3 a+ −7 /3b + 7/3b = 9+ 7/3b
2/3a=7/3b+9
2: Divide both sides by 2/3.
2/3a= 7/3b + 92
/ 2/3a / 2/3a
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