Get Full Access to Lumos StepUp - Smarter Balanced Online Practice and Assessments - Grade 10 Mathematics
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Online ProgramUse a graphing calculator to help you solve the system of equations using matrices. Round to the nearest tenth if necessary.
\(\left\{ \begin{array}{c} 16x+19y-50z=90 \\ 25x-14y+32z=121 \\ x-y=13 \end{array} \right.\)