wowfrankie123 wowfrankie123

14-01-2021
Mathematics

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Solve systems by substitution Find the solution
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Y = 2
3x + 4y = 20

( , )

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chipdien123 chipdien123

14-01-2021

3x + 4(2) = 20
3x + 8 = 20
3x = 12
x = 4
(4,2)
You have y=2 then all you need to do is plug 2 into the y in the equation 3x + 4y = 20 and do the math to find x. Hope this helps

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