Are these expressions equivalent? Explain why or why not.

42 + 35 7(6 + 5)

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.

Which expression is equivalent to -5(3x - 6/7)

Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?