Question

Упрости выражение:
а) 54х-12х-24х+15
б)21*b*3*a
в)11m+33n+22

Answer 1

54х - 24х - 12х +15=18х + 15
21*3*(b*a)
11m+33n +22

Answer 2

a)54x-12x-24x+15=18x+15
b)21*b*3*a=63ba
в)11m+33n+22=11m+33n+22