Question

plis repede dau 5 stele si coroana​

Answer 1

Răspuns:

a/b=6 rezulta ca a=6b

a)a+b/b=6b+b/b=7b/b=7

b)a+b/a=6b+b/6b=7b/6b=7/6

c)b/a+b=b/6b+b=b/7b=1/7

d)a-b/b=6b-b/b=5b/b=5

e)a-b/a=6b-b/6b=5b/6b=5/6

f)a/a-b=6b/6b-b=6b/5b=6/5

g)a+b/a-b=6b+b/6b-b=7b/5b=7/5

h)2a+5b/5b=2*6b+5b/5b=17b/5b=17/5

i)3a+4b/5b=3*6b+4b/5b=22b/5b=22/5

j)8a-3b/5b=8*6b-3b/5b=45b/5b=45/5=9

Explicație pas cu pas: