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Please help on the ones that are boxed.​

Please help on the ones that are boxed.​-example-1
User AlexA
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for the first box: For substitution you plug in the equations to solve for the variable, while elimination cancels out variables, and graphing displays the solutions on your calculator.

for the second box: I'd say that For the three methods you are solving to figure out what x or y is. The value of x and y means that when you plug in the numbers you got for x and y into the equation, the equation is equal.

User NathanBrakk
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