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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Answer:
39+2k=69 - is the equation needed
Solving we get
2k=30
k=15 for pair of needles.
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Answer:
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