Question

cindy is taking a painting class. she spent $57 on supplies at the art supply store. Each Paintbrush Cost $2.50 and each tube of the oil paint cost $5.50. Cindy bought one paint brush for every 3 tubes of paint . write a system linear equations that represents this solution

Answer 1

let the no. of paint brushes bought =x
no.of tubes bought=3x
now find the total cost of buying x brushes and cost of buying 3x tubes
add them up and equate to 57

Answer 2

what about y