# How do I solve this for a and b? 7/b-36=a/72=28/b We were shown how to do multi steps but not multiple variables.

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7/(b-36)=28/b 28b-1008=7b 21b=1008 b=48 a/72=28/b a=72x28/48 a=42

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(1) Answers

7/(b-36)=28/b 28b-1008=7b 21b=1008 b=48 a/72=28/b a=72x28/48 a=42

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