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Solve the system by substitution if you get a decimal round to the nearest hundred

Solve the system by substitution if you get a decimal round to the nearest hundred-example-1
User VictorBian
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1 Answer

6 votes

Answer:

(-1.29, 8.29) or (9.29,-2.29)

Explanation:

Find what y equals in terms of x for both equations.

Set those two equations equal to each other (Because y=y)

Solve for x (you may need to use the quadratic formula for this step)

Plug the value(s) of x into the original equation to find y.

Solve the system by substitution if you get a decimal round to the nearest hundred-example-1
User Sneaksta
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