A dog walker charges a $ 30 sign-up fee to cover insurance costs and $ 27 per walk. Which expression represents the total cost, in dollars, to hire the dog walker for w walks?

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.

Select all expressions that are equivalent to 2(3x + 7y). question 1 options: 6x + 14y 6x + 7y 1(6x + 14y)

The value of the expression 16-^3/4 8 1/8 -6 6 1/40 1/64