The store sells earrings and necklaces. The price of a pair of earrings is $4 and the price of a necklace is $7. The store sells $3,181 worth of jewelry. The
number of earrings sold was 2 more than 3 times the number of necklaces.
What is the equation using the prices of each piece of jewelry and total
sales? Let E-pairs of earrings, Let N = necklaces *

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 representation has a constant of variation of -2.5

Samantha is growing a garden in her back yard. she spend $90 setting up the garden bed and buying the proper garden supplies. in addition, each seed she plants cost $0.25. a. write the function f(x) that represents samantha's total cost on her garden. b. explain what x represents. c. explain what f(x) represents. d. if samantha plants 55 seeds, how much did she spend in total?