SOLUTION: what is 3a second power +7-2a, for a = 4

Algebra ->  Numeric Fractions Calculators, Lesson and Practice -> SOLUTION: what is 3a second power +7-2a, for a = 4      Log On


   

Question 222090: what is 3a second power +7-2a, for a = 4
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
3a^2+7-2a
(3*4)^2+7-2*4
144+7-8=143