Question

解方程 （最先回答的就被采纳）

52－×=15 91÷×=1.3 4×+1.2×5=24.4 8×－5×=27

Answer 1

52－×=15
解：x=52-15
x=37
91÷×=1.3
解：x=91÷1.3
x=70
4×+1.2×5=24.4
解：4x+6=24.4
4x=24.4-6
x=18.4÷4
x=4.6
8×－5×=27
解：3x=27
x=27÷3
x=9

Answer 2

1. 52－×=15
x=52-15=37
2. 91÷×=1.3
x=91÷1.3=70
3. 4×+1.2×5=24.4
4x=24.4-6
x=4.6
4. 8×－5×=27
3x=27
x=9
可追问，望采纳！

Answer 3

52－×=15 x=37 91÷×=1.3 x=70 4×+1.2×5=24.4 x=4.6 8×－5×=27 x=9

追问

过程

追答

52－×=15
x=52-15=37
91÷×=1.3
x=91/1.3=70
4×+1.2×5=24.4
4x=24.4-6
x=4.6
8×－5×=27
3x=27
x=9

Answer 4

解方程 （最先回答的就被采纳）
52－×=15
x=52-15
x=37

91÷×=1.3
x=91÷1.3
x=70

4×+1.2×5=24.4
4x+6=24.4
4x=18.4
x=4.6

8×－5×=27
3x=27
x=9

Answer 5

1：37
2：70
3：4.6
4：9

追问

过程

追答

52－×=15

x=52-15
x=37

91÷×=1.3

x=91/1.3
x=70

4×+1.2×5=24.4

x=（24.4-5*1.2）/4
x=4.6

8×－5×=27

3x=27
x=9

Answer 6

1 52-x=15 x=52-15 x=37
2 91÷×=1.3 x=91/1.3 x=70
3 4×+1.2×5=24.4 4x=24.4-1.2*5 4x=24.4-6 4x=18.6 x=18.6/4 x=4.6
4 8x-5x=27 (8-5)x=27 3x=27 x=27/3 x=9