Question

250*x*4
81*a*27
b*3165*27
135*x*100
145*9*b
62445*c*725*4
a*31425*4*700
612*a*404*25
602*31*x*63
1225*c*4*25

Answer 1

250*х*4=1000х
81*а*27=

Answer 2

85455b*