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
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x的三次方=12,x等于几?