Question

vreau toata formula de rezolvarea

Answer 1

x=[(30+5:5)x10-23]:7
x=[(30+1)x10-23]:7
x=(31x10-23):7
x=(310-23):7
x=287:7
x=41



y=[(20:4)x5-20]x2-6
y=(5x5-20)x2-6
y=(25-20)x2-6
y=5x2-6
y=10-6
y=4

Varianta corecta este b)x>y

Answer 2

x=[(30+5:5)x10-23]:7=41
[(30+1)x10-23]:7=41
(31x10-23):7=41
(310-23):7=41
287:7=41
x=41

y=[(20:4)x5-20]x2-6=
(5x5-20)x2-6=
(25-20)x2-6
5x2-6=
10-6=4

x<y=F
x>y=A
x=y=F

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