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QUICKK Solve systems by substitution Find the solution SHOW ALL WORK Y = 2 3x + 4y = 20 ( , )
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16 votes
QUICKK

Solve systems by substitution Find the solution
SHOW ALL WORK

Y = 2
3x + 4y = 20

( , )

User Sccs
by
6.9k points

1 Answer

9 votes
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
User Paleonix
by
6.7k points
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