Question

EX 15 PAG 77 DIN MANUAL CLASA A 5-A , NU UITATI DAU COROANA​‍♂️⚜​

Answer 1

{[(x-8)×7+6-5]-4}×3-2=10

{[(x-8)×7+6-5]-4}×3=10+2=12

[(x-8)×7+6-5]-4=12:3=4

(x-8)×7+6-5=4+4=8

(x-8)×7+6=8+5=13

(x-8)×7=13-6=7

x-8=7:7=1

x=8+1

x=9

☆Sper că te-am ajutat☆