yxnboysteve yxnboysteve

30-11-2020
Mathematics

contestada

Why might you solve this system of equations by adding or subtracting? Explain fully.

2x + 3y = 4
2x - 3y = 8

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marwafa marwafa

30-11-2020

The answer is x=3 and y= -2/3
You can either add the equation to find x first or subtract to find y first
Either way it will work

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