Brianna has -$37 in her checking account. she deposits $150. then she writes a check for & 61. how many dollars does she have in her checking account now?

$127 if the person has cashed the check I think

step-by-step explanation: a reaction is first order. if the initial reactant concentration is 0.0200 m, and 25.0 days later the concentration is 6.25 x 10-4 m, then its half-life is:

if x = 1, then the answer is 3.5