Question

125-b*4=25   300+x/2=350 помогите решить равенство

Answer 1

в*4=125-25
4в=100
в=100:4
в=25

х/2=350-300
х/2=50
х=50*2
х=100

Answer 2

125 - 4b = 25
4b = 125 - 25
4b = 100
b = 100 : 4
b = 25

300 +x/2 = 350
x/2 = 350 - 300
x : 2 = 50
x = 50 * 2
x = 100