Sue and Chris went to the electronic store to purchase movies. Chris bought 3 Blu-
ray discs an...
Mathematics, 19.03.2020 18:40 hudsonlilliana
Sue and Chris went to the electronic store to purchase movies. Chris bought 3 Blu-
ray discs and 2 DVDs for $72. Sue bought 4 Blu-ray discs and 1 DVD for $76.
3b + 2d = 72
4b + 10 = 76
How many dollars did one Blu-ray disc cost?
Answers: 2
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