Nancy ate 34 ounces of cake. How much cake did she eat?
2 answers:
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Plug in the second equation into the first equation for y.
Now put the variable on one side and constants on the other
Now plug that back into one of the original equations
So now you know
Its always a good idea to check
Now put the variable on one side and constants on the other
Now plug that back into one of the original equations
So now you know
Its always a good idea to check