Https://extendedforms. io/form/93786135-c5ec-42e1-8ba4-7d7 69ce25a3e/login

help biko​

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.

Need 50 will mark brainliest answer. find the lengths of all the sides and the measures of the angles.

What is the expression in factored form? -20x^2 - 12x a. 4x(5x+3) b. -4x(5x-3) c. -4(5x+3) d. -4x(5x+3)