Solve both by elimination can someone help?
2x-5y=-9 , 4x+5y=12
3x-2y=12 , 7x-5y=17
1 answer:
Answer:
x=1/2, y=2;
Step-by-step explanation:
First pair:
2x-5y =-9
4x+5y=12
Add them together:
6x=3
x = 1/2
2(1/2) - 5y =-9
1-5y = -9
1+9=5y
y=10/5=2
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