已知5x+0.8=19.3,则3x+12=( ),( )/x=2
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/02 07:34:54
![已知5x+0.8=19.3,则3x+12=( ),( )/x=2](/uploads/image/z/511312-40-2.jpg?t=%E5%B7%B2%E7%9F%A55x%2B0.8%3D19.3%2C%E5%88%993x%2B12%3D%EF%BC%88+%EF%BC%89%2C%EF%BC%88+%EF%BC%89%2Fx%3D2)
x){}KM+
,l
-uv464}CN(_akdTO;*53(@2Xf <;# ab
已知5x+0.8=19.3,则3x+12=( ),( )/x=2
已知5x+0.8=19.3,则3x+12=( ),( )/x=2
已知5x+0.8=19.3,则3x+12=( ),( )/x=2
已知5x+0.8=19.3,
x=3.7
则3x+12=(23.1 ),(7.4 )/x=2