Question

45%-25%x=40解方程

Answer 1

解：
0.45-0.25 x=40
0.25x=0.45-40
0.25x=-39.55
x=（-39.55）÷0.25
x=-158.2

Answer 2

你好(•‿•)
0.45-0.25x=40
0.45-40=0.25x
-39.55=0.25x
x=-158.2