Question
Choosing a Solution Method In Exercises , solve the system graphically or algebraically. Explain your choice of method.$$\left\{\begin{array}{r}x^{2}+y^{2}=4 \\x+y=6\end{array}\right.$$
Step 1
$$ The first equation represents a circle with radius 2 and center at the origin (0,0). The second equation represents a straight line with slope -1 and y-intercept 6. Show more…
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