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Answer
The answer would be -15^5
Answer would be 35 as minus times minus is positive
X+5y=4
2x+10y=8
x=<u>-5y+4
</u>2(-5y+4) +10y=8 substituted in the equation for x
-10y+8+10y=8 distributed
<u />8=8 combined like terms (-10y+10y)
0=0
MANY SOLUTIONS/INFINITE