Please help me solve 8x+2y=32 and 10x-5y=-20
its solve by subsitution
please include steps...
Mathematics, 02.05.2021 05:20 lif3isanenigma
Please help me solve 8x+2y=32 and 10x-5y=-20
its solve by subsitution
please include steps and answers
Answers: 3
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Two customers went to a post office. first customer paid $12 for 14 and 5 envelopes the second paid 24.80 for 10 postcards and 15 envelopes. what is cost of each envelope?
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Seymour is twice as old as cassandra. if 16 is added to cassandra’s age and 16 is subtracted from seymour’s age, their ages become equal. what are their present ages? show !
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