The polynomial, 5v3 - 4v2 + 10v - 1 is subtracted from the polynomial,
704+203 - 7v. the difference can be expressed as av + bv2 + cv + d. rudy said
that the value of a is 3. is rudy correct? justify your answer.

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.