Ответ:
1
a) a(b-2)/5(b-2)=a/5
b) 3(x+4)/c(x+4)=3/c
v) ab(y+3)/a^2b(y+3)=ab/a^2b=1/a
g) 15a(a-b)/20b(a-b)=15a/20b=3a/4b
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Answers & Comments
Ответ:
1
a) a(b-2)/5(b-2)=a/5
b) 3(x+4)/c(x+4)=3/c
v) ab(y+3)/a^2b(y+3)=ab/a^2b=1/a
g) 15a(a-b)/20b(a-b)=15a/20b=3a/4b