0等于小于x等于小于
y=-10x+100x+6000
1个回答
相关问题
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y=-10x²+100x+6000怎么配方
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求解12X+10Y=3600 18X+10Y=6000
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6000/( 25%•x) =[(6000+400)/( 10%•x ）]-80
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X+Y=7(100X+Y)-(10Y+X)=(10Y+X)-(10X+Y)
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{x-y=100 {12%x-10%y=100
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公式求解（3000-X）/（6000+X）*100%=25%
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求证(10x+y)[10x+(10-y)]=100x(x+1)+y(10-y)恒为等式
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Y=(X-8)[100-10(X-10)]
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100(95-x) - 80(100-x) = 100 (240-x)/x*100%=20% (100%-10%)*y=
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解方程 Y=X+Z Y-Z=2 100Z+10Y+X-(100X+10Y+Z)=99