(x-15)/(y+15)=3/4,(x+17)/(y-17)=11/4解方程
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![(x-15)/(y+15)=3/4,(x+17)/(y-17)=11/4解方程](/uploads/image/z/3881430-54-0.jpg?t=%28x-15%29%2F%28y%2B15%29%3D3%2F4%2C%28x%2B17%29%2F%28y-17%29%3D11%2F4%E8%A7%A3%E6%96%B9%E7%A8%8B)
(x-15)/(y+15)=3/4,(x+17)/(y-17)=11/4解方程
(x-15)/(y+15)=3/4,(x+17)/(y-17)=11/4
解方程
(x-15)/(y+15)=3/4,(x+17)/(y-17)=11/4解方程
采用交叉积相等的原理
4(x-15)=3(y+15)
4(x+17)=11(y-17)
然后化简计算
4x-3y=105
4x-11y=-255
方程联立,得
x=60
y=45
x=1605/32;y=255/8
x=60
y=45