7.7 applications of systems of linear equations

Question

A paper mill makes newsprint, bond, and copy machine paper. Each ton of newsprint requires 3 tons of recycled paper, and 1 ton of wood pulp. Each ton on bond requires 2 tons of recycled paper, and 4 tons of wood pulp, and 3 tons of rags. Each ton of copy machine paper requires 2 tons of recycled paper, 3 tons of wood pulp, and 2 tons of rags . The mill has 4200 tons of recycled paper, 5800 tons of wood pulp, and 3900 tons of rags. How much each kind of paper can be made from these supplies?

Answer 1

DUPLICATED SUBMISSION. utors, I suggest that the other one be solved & this one should be ignored,