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Laura6876
a fost răspuns

(36 ÷ 3+12) ÷ 8 +7a = 24

Răspuns :

Gabriel579
24:8+7a=24
3+7a=24/-3
7a=21/:7
a=3
Maverickarcher

(36 : 3 + 12) : 8 + 7a = 24

(12 + 12) : 8 + 7a = 24

24 : 8 +7a = 24

3 + 7a = 24

7a = 24 - 3

7a = 21

a = 21:7

a = 3


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