Question

解方程2×3.14X÷4+2X=3.57？

Answer 1

2×3.14x÷4+2x=3.57
解:6.28x÷4+2x=3.57
1.57x+2x=3.57
3.57x=3.57
x=1

Answer 2

解：
2×3.14X÷4＋2X＝3.57
6.28X÷4＋2X＝3.57
1.57X＋2X＝3.57
3.57X＝3.57
X＝3.57÷3.57
X＝1

Answer 3

2x3.14X÷4+2X＝3.57
3.14X/2+2X＝3.57
1.57X+2X＝3.57
3.57X＝3.57
X＝1

Answer 4

解：2×3.14x÷4+2x=3.57
6.28x÷4+2x=3.57
1.57x+2x=3.57
x=1

Answer 5

2×3.14x÷4+2x=3.57
2×2×1.57x÷4+2x=3.57
4÷4×1.57x+2x=3.57
1.57x+2x=3.57
(1.57+2)x=3.57
3.57x=3.57
x=1