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VARVARA [1.3K]
3 years ago
7

What is x - 5y = 13 and 9y - x = -17 using elimination method

Mathematics
1 answer:
Genrish500 [490]3 years ago
6 0
X +(-5y)=  13
-x+  9y =(-17)
0+<u>4y</u>=<u>-4</u>
    4    4
y=1
x+-5(1)=13
x-5=13
 +5 <u>+5
</u>  x=18
  y=1
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