若|3a+2b+3|+(b-3)^2=0,则a+b=

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/04 15:25:34
若|3a+2b+3|+(b-3)^2=0,则a+b=

若|3a+2b+3|+(b-3)^2=0,则a+b=
若|3a+2b+3|+(b-3)^2=0,则a+b=

若|3a+2b+3|+(b-3)^2=0,则a+b=
3a+2b+3=0,b-3=0
b=3 a=-9
a+b=-6