In order to save energy, a property company charges a monthly electricity fee according to the following regulations: the electricity consumption does not exceed 140 kwh, and it is charged at 0.43 yua

In order to save energy, a property company charges a monthly electricity fee according to the following regulations: the electricity consumption does not exceed 140 kwh, and it is charged at 0.43 yuan per kwh; If it exceeds 140 degrees, the excess part Solution: Assume that the electricity consumption in April is X degrees, and the electricity bill is 0.5x yuan.

According to the meaning of the question, it is 0.43 *140+0.57 (x-140) = 0.5x.

60.2+0.57 times -79.8 = 0.5 times

0.57x - 19.6= 0.5x

0.07x= 19.6

x=280

0.5*280= 140 (yuan)

Answer: The electricity consumption in April was 280 kWh, so the electricity fee should be paid 140 yuan.