Mrs. Henderson used 6 yards of fabric to make 3 elf costumes. What equation can
be used to model the total number of yards
of fabric y for x costumes? How many yards
of fabric do you need for 7 elf costumes?
(Example 3)

Type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar(s). line m has no y-intercept, and its x-intercept is (3, 0). line n has no x-intercept, and its y-intercept is (0, -4). the equation of line m is , and the equation of line n is .