Please help me

Its worth 10000000 points need asap if you answer correctly ill mark brainliest

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.

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2