Mathematics, 19.10.2020 21:01 rickevaaaa

Mr. Alvarado bought a total of 20 pounds of grass seed at the nursery for $168. He paid 59 per pound for Kentucky blue grass and 56 per pound for Ta Fescue Which system of equations can be used to find the amount x (in pounds) of Kentucky blue grass and the amount y un pounds) of Tall Fescue
Mr Alvarado purchased?
x - y = 20
9x + y = 168
x - y = 168
6x - 9y = 20
x - y = 168
9x + 6y = 20
- y = 20
6x - 9y = 168

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Mr. Alvarado bought a total of 20 pounds of grass seed at the nursery for $168. He paid 59 per pound...