0.4(y-0.2)＋1.5=0.7y-0.38解方程

来源：学生作业帮助网编辑：六六作业网时间：2024/12/24 01:05:38

0.4(y-0.2)＋1.5=0.7y-0.38解方程0.4(y-0.2)＋1.5=0.7y-0.38解方程0.4(y-0.2)＋1.5=0.7y-0.38解方程0.4(y-0.2)＋1.5=0.7y

0.4(y-0.2)＋1.5=0.7y-0.38解方程
0.4(y-0.2)＋1.5=0.7y-0.38
解方程

0.4(y-0.2)＋1.5=0.7y-0.38解方程
0.4(y-0.2)＋1.5=0.7y-0.38
0.4y-0.08+1.5=0.7y-0.38
0.7y-0.4y=1.5+0.38-0.08
0.3y=1.8
y=1.8/0.3
y=6

0.4(y-0.2)＋1.5=0.7y-0.38
0.4y-0.08+1.5=0.7y-0.38
0.7y-0.4y=1.5-0.08+0.38
0.3y=1.8
y=6

0.4y-0.8+1.5=0.7y-0.38;
1.08=0.3y
y=3.6

解方程 0.4（y-0.2)+1.5=0.7y-0.38 0.4(y-0.2)+1.5=0.7y-0.38 0.4(y-0.2)＋1.5=0.7y-0.38解方程 0.4（y-0.2）+1.5＝0.7y-0.38 -0.7y+0.2=-0.3y+0.1 y=? (y-0.3)/0.2=(0.7y+0.5)/0.5-1.5 -0.7y+0.2= -0.3y+0.1 0.2y²-0.4y=0.1 计算 (y-0.3)/2=(0.7y+0.5)/0.5-1.5应该是(y-0.3)/0.2=(0.7y+0.5)/0.5-1.5 ··0.4y+0.9/0.5-y-5/2=0.3+0.2y/0.3求y ·0.4y+0.9/0.5-y-5/2=0.3+0.2y/0.3求y y=(y')^3+y' 0.4y+0.9-0.3分之0.3+0.2y=1 0.4y+0.9/0.5-0.3+0.2y/0.3=1 0.4y+0.9/0.5-0.3-0.2y/0.03=1 0.4y+0.9/0.5 - 0.3-0.2y/0.3=1(0.4y+0.9)/0.5 - (0.3-0.2y)/0.3=1 0.4（y一0.2）十1.5二0.7y一0.38这道题如何解方程? 0.4（y一0.2）十1.5二0.7y一0.38这道题如何解方程?