x/(x-120)=12解出来X等于几?急死了~We have math ( )Friday morning.A.on B.in
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288乘(1/2)^x+12=6乘2^x 解出来X等于几
x/(x-120)=12解出来X等于几?急死了~We have math ( )Friday morning.A.on B.in
|X|=-x x等于几?为什么
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解出来X等于多少,
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0.8x+x=108等于几
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x/(x+1)=2x/(3x+3)+1 解出来等于多少啊!
x/(x-3)=(x+1)/(x-1)解出来等于多少!
x=1400等于几
x的三次方=12,x等于几?