a/3 +b/4 =1 a/2 -b/3 =-1

a/3 +b/4 =1 a/2 -b/3 =-1 a是多少,b是多少

4个回答

数理答疑团为您解答
a/3+b/4=1,乘24,8a+6b=24
a/2-b/3=-1,乘18,9a-6b=-18
两式子相加17a=6,a=6/17,b=60/17