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Let x = cans of paintLet y = rollers

equation for this problem To paint his house, Samuel bought 2 cans of paint and one roller for $30. When friends came over to help, he went back to the store and bought three more cans of paint and two more rollers for $50 How much did he pay for a roller?


Sorry Amber, I did not see your tips so the price of can is "c" and price of a roller is "r" ....

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