(5x^3-7)(2x^2+1 answerrrrrrrrrr
Answer:-18-9=-17
Step-by-step explanation:
Answer:
28 hours
Step-by-step explanation:
you have to add 12 + 16
which equals 28
bc if filipe practiced for 16 hours but it was 12 hour fewer than bianca
so boom you have your answer
28 hours
mark me brainliest
Its is true hope this helps