3 years ago

What is the answer to 5x + 3y =31 and 2x+3y= 25 using elimination method

1 answer:

4 0

5x + 3y =31
2x + 3y= 25
--------------------subtract
3x = 6
x = 2

5x + 3y =31
5(2) + 3y =31
3y = 21
y = 7

answer
solution (2,7)

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