Reasoning with Equations and Inequalities HSA.REI.D.12 Grade 10 SBAC Practice Test Questions TOC | Lumos Learning

Reasoning with Equations and Inequalities HSA.REI.D.12 Question & Answer Key Resources Lumos StepUp - Smarter Balanced Online Practice and Assessments - Grade 10 Mathematics

Lumos StepUp - Smarter Balanced Online Practice and Assessments - Grade 10 Mathematics Reasoning with Equations and Inequalities

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OSHA is investigating some areas where the soil has been contaminated. They have three inequalities, one for each area in question. The overlapping area on the graph shows where the worst contamination was found. If the three inequalities are \(y\le -x+4,\ y\le x+6,\) and \(y\ge 4\), what are the x-values for the location where the contamination is the worst?