Tamara bought yarn for $39 and 2 pairs of knitting needles. Her total cost for the yarn and knitting needles was $69. Tamara writes an equation that represents the cost of each pair of knitting needles. If k represents the cost of each pair of knitting needles, which statements about verifying the value of k are true? Check all that apply.

Question

Mathematics

Nancy Wang

15 January, 21:35

Tamara bought yarn for $39 and 2 pairs of knitting needles. Her total cost for the yarn and knitting needles was $69. Tamara writes an equation that represents the cost of each pair of knitting needles. If k represents the cost of each pair of knitting needles, which statements about verifying the value of k are true? Check all that apply.

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Answers (1)

Know the Answer?

Magdalena Moses · Answer 1

If you see the below statements among the choices, then you can select these as the answers:

a.) 39 + 2k = 69

2k = 69 - 39

2k/2 = 30/2

k = 15

b.) 39 + 2k = 69

39 + 2 (15) = 69

39 + 30 = 69

69 = 69