Question

x(2十80)=280怎么解方程

Answer 1

x(2十80)=280
x=280/82
x=140/41
x(2十80)=280解得x等于140/41

Answer 2

x(2+80)=280,
82x=280,
x=280/82,
x=140/41,
x=3.4146