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iris [78.8K]
3 years ago
7

Y=-x 5x+2y=9 BRAINLIEST REWARDED

Mathematics
2 answers:
Blizzard [7]3 years ago
6 0
<span>Y=-x</span>→<span>
5x+2y=9

5x+2(-x)=9</span><span>
5x-2x=9
3x=9
x=9</span>÷3
x=3
timama [110]3 years ago
3 0
5x+2-x=9
     -2     -2
5x-x=7
4x=7
---  ---
4     4

X= 1.75
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