👤
Puipui8989
a fost răspuns

a+18÷2=40
24÷4÷2+a=80
a-15÷3×5=75-(5×5)
(64+9×6+7×7)-a=(4×3+5×4)÷8​

Răspuns :

Crys157724

a+18:2=40

a+9=40

a=40-9

a=31

24:4:2+a=80

3+a=80

a=80-3

a=77

a-15:3×5=75-(5×5)

a-5×5=75-25

a-25=50

a=50+25

a=75

(64+9×6+7×7)-a=(4×3+5×4):8

(64+54+49)-a=(12+20):8

167-a=32:8

167-a=4

a=167-4

a=163

Alte intrebari