已知1+3a+3b=11,那么33(a+b)+1=______.
1+3a+3b=11,
1+3a+3b-1=11-1,
3a+3b=10,
3(a+b)=10,
3(a+b)×11=10×11,
33(a+b)=110,
把33(a+b)=110代入33(a+b)+1可得:
33(a+b)+1,
=110+1,
=111.
答:33(a+b)+1=111,
故答案为:111.
已知1+3a+3b=11,那么33(a+b)+1=______.
1+3a+3b=11,
1+3a+3b-1=11-1,
3a+3b=10,
3(a+b)=10,
3(a+b)×11=10×11,
33(a+b)=110,
把33(a+b)=110代入33(a+b)+1可得:
33(a+b)+1,
=110+1,
=111.
答:33(a+b)+1=111,
故答案为:111.