Solve the following system of linear equations by substitution and determine whether the system has one solution, no solution, or an infinite number of solutions. If the system has one solution, find the solution. {y=4x−30
2y=−2x+20}

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amanquen35

21.08.2021

Mathematics

The answer is B because if you divide 22/50 you decimal would be .44 which means your percentage is 44%.

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Solve the following system of linear equations by substitution and determine whether the system has one solution, no solution, or an infinite number of solutions. If the system has one solution, find the solution. {y=4x−30 2y=−2x+20}