Question

Atla
a) 4 + 2 x [2 + (6 + a): 3] – 20 = 0​

Answer 1

2×[2+(6+a):3]=20-4

2×[2+(6+a):3]=16

2+(6+a):3=16:2

2+(6+a):3=8

(6+a):3=8-2

(6+a):3=6

6+a=6×3

6+a=18

a=18-6

a=12

Answer 2

⛅BUNĂ!✌

☀RĂSPUNS: a=12✔

✨Rezolvarea e in ataşament!✨

✒Sper ca te-am ajutat!!!☺

☁ SUCCES❗