Write a paragraph in which you will explain when it is best to use graphing method, when it is best to use substitution method, and when it is best to use elimination method. Provide detailed explanations and examples.

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step-by-step explanation:

11279

step-by-step explanation:

the original amount doesn't ''re just looking for the time it takes for 1/2 of the substance to we have

(1/2) =)     take the ln   of both sides

ln (1/2)   = )   and we can write

ln(1/2) = ) lne     and lne   = 1     so we have

ln(1/2) = -.1092t     divide both sides by -.1092

t = ln(1/2)/-.1092 = about 6.347 days = about 6.3 days (rounded)

never fear papaguy is here

answer