Mathematics, 14.06.2021 19:20, paytonevans696

Mr. Robertson goes to Math Nerds R Us to buy 85 strands of normal algebra lights plus 40 strands of radioactive algebra lights. This trip costs him $169.75. His classroom isn't bright enough, so he returns to buy another 30 normal strands and 55 radioactive strands for an additional $98.75. How much does each type of strand cost?

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Mr. Robertson goes to Math Nerds R Us to buy 85 strands of normal algebra lights plus 40 strands of...