Question

10（25+x）+8=30怎么算?|

Answer 1

10(25 + x) + 8 = 30

10(25 + x) = 30 - 8

10(25 + x) = 22

25 + x = 22 ÷ 10

25 + x = 2.2

x = 2.2 - 25

x = -22.8