Question

9l9-8xl=2x+3 check for extraneous solutions

Answer 1

9-(9-8x)=2x+3

simplify -72x+81=2x+3

subtract 2x from both sides -74x+81=3

subtract 81 from both sides -74x=-78

divide by -74 on both sides x=39/37

Answer 2

what level is this?
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