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Mathematics, 12.12.2019 01:31 jahnoibenjamin

Need will do anything

use the substitution method.

{j+k=3
{j-k=7
there are an infinite number of solutions.

there is no solution.

the solution is (5, βˆ’2).

the solution is (8, 1).

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Answers: 3

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Need will do anything

use the substitution method.

{j+k=3
{j-k=7
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