3(2X-1)-2X=10-3(2X-1)=4X-13-2(5-Y)= -(2Y+3)2(5-0.5Y)= -(1.5Y+3)2Y-3分之1(Y+3)= -(Y-3)
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3(2X-1)-2X=10-3(2X-1)=4X-13-2(5-Y)= -(2Y+3)2(5-0.5Y)= -(1.5Y+3)2Y-3分之1(Y+3)= -(Y-3)
3(2X-1)-2X=10
-3(2X-1)=4X-1
3-2(5-Y)= -(2Y+3)
2(5-0.5Y)= -(1.5Y+3)
2Y-3分之1(Y+3)= -(Y-3)
3(2X-1)-2X=10-3(2X-1)=4X-13-2(5-Y)= -(2Y+3)2(5-0.5Y)= -(1.5Y+3)2Y-3分之1(Y+3)= -(Y-3)
3(2X-1)-2X=10 -3(2X-1)=4X-1 3-2(5-Y)= -(2Y+3) 2(5-0.5Y)= -(1.5Y+3)
6x-3-2x=10 -6x+3=4x-1 3-10+2y=-2y-3 10-y= -1.5y-3
x=13/4 x=2/5 y=1 y=-26
2Y-3分之1(Y+3)= -(Y-3)
6y-(Y+3)= -y+3
6y-y-3=-y+3
y=1
X=3
x=0.4
Y=1
y=26
无解
3(2X-1)-2X=10
6x-3-2X=10
4x=13
x=13/4
-3(2X-1)=4X-1
-6x+3=4x-1
10x=4
x=2/5
3-2(5-Y)= -(2Y+3)
3+2y-10=-2y-3
6+4y-10=0
4y=4
y=1
2(5-0.5Y)= -(1.5Y+3)
全部展开
3(2X-1)-2X=10
6x-3-2X=10
4x=13
x=13/4
-3(2X-1)=4X-1
-6x+3=4x-1
10x=4
x=2/5
3-2(5-Y)= -(2Y+3)
3+2y-10=-2y-3
6+4y-10=0
4y=4
y=1
2(5-0.5Y)= -(1.5Y+3)
10-y= -1.5Y-3
13=-0.5y
y=-26
2Y-(Y+3)/3= -(Y-3)
6Y-(Y+3)= -3(Y-3)
6Y-Y-3=-3y+9
5Y=-3y+12
8Y=12
Y=3/2
收起
3(2X-1)-2X=10
6X-3-2X=10
4X=13
X=13/4
-3(2X-1)=4X-1
-6X+3=4X-1
10X=4
X=2/5
3-2(5-Y)= -(2Y+3)
3-10+2Y= -2Y-3
4Y=4
Y=1
2(5-0.5Y)= -(1.5Y+3)
10-Y= -1.5Y-3
0.5Y=-13
Y=-26
2Y-1/3(Y+3)= -(Y-3)
2Y-Y/3-1= -Y+3
6Y-Y-3= -3Y+9
8Y=12
Y=3/2
3(2X-1)-2X=10
6x-3-2x=10
4x=13
x=13/4
-3(2X-1)=4X-1
-6x+3=4x-1
4=10x
x=10/4
3-2(5-Y)= -(2Y+3)
3-10+2y=-2y-3
4y=4
y=1
2(5-0.5Y)= -(1.5Y+3)
10-y=-1.5y-3
0.5y=-13
y=-26
2Y-3分之1(Y+3)= -(Y-3)
2y-y/3-1=-y+3
8y/3=4
y=3/2
13/4
2/5
1
--26
最后一个你没有写清楚 或者无解