Solve the system of linear equations using matrices. x+6y=7 x + 5y=4
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Answer:
26
Step-by-step explanation:
Since x = -5, we can replace x with it's numerical -5, right? The problem tells you that x is equal to -5. So, just replace any x you see with -5.
So in this case,
turns into:
You can use a calculator or solve it by hand to see what the answer is.
Answer:
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Step-by-step explanation:
