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OpenStudy (anonymous):
Evaluate each expression given value of the variable! -t^2- (3t+2); t=5
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hartnn (hartnn):
what did u get after plugging in t=5 ? -(5)^2 - (3*5+2) = ??
OpenStudy (anonymous):
Wait, so we are basically solving this expression?
hartnn (hartnn):
solving... no ..... we solve for a value of a variable. evaluating, yes...
OpenStudy (anonymous):
I got -38 ?
hartnn (hartnn):
-25-17 = -42 how did u get -38 ?
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