Slope is the change in y/ change in x so the equation will be:
-2= (1-y)/(-6-(-5)) -> simplify -> -2= 1-y/-1 -> multiply both sides by -1 -> 2=1-y -> simplify and -y= 1 -> y=-1
1 (8/9) = 1.88888888
3 (11/12) = 3<span><span>.9166666667
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3<span>.91666 / </span>1.8888 =
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2.0735294118
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So, she can make 2 batches of cupcakes.
The line of symmetry is 1