Question

helen is sewing doll blankets to sell at a craft fair. she has 25 full spools of thread in her new sewing kit, and she needs 0.2 spools of thread for each doll blanket she sews. write an equation that shows how the number of spools remaining, y, depends on the number of doll blankets helen sews, x. y =

Explanation:

Step1: Define initial thread spools

Initial spools: $25$

Step2: Calculate used thread spools

Used spools: $0.2x$

Step3: Relate remaining to total/used

$y = 25 - 0.2x$

Answer:

$y = 25 - 0.2x$