Solve the System of Linear Equations by the Elimination Method

question 56

Multiple Choice

Solve the system of linear equations by the elimination method.

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Definitions:

Hemoglobin

A protein in red blood cells that carries oxygen from the lungs to the rest of the body and returns carbon dioxide from the body to the lungs to be exhaled.

Mineral Supplement

A product taken orally that contains minerals which the body needs for good health but may not be consuming in sufficient amounts through diet alone.

Pica

An eating disorder characterized by the consumption of non-nutritive, non-food substances over a period of at least one month at an age where this behavior is considered developmentally inappropriate.