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45q-30=82q-84
We move all terms to the left:
45q-30-(82q-84)=0
We get rid of parentheses
45q-82q+84-30=0
We add all the numbers together, and all the variables
-37q+54=0
We move all terms containing q to the left, all other terms to the right
-37q=-54
q=-54/-37
q=1+17/37
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