Question

Cat face 1+{2×[3+(4×a):5]-6}×7=15

ESTE URGENT, DAU
COROANA :3​

Answer 1

Răspuns:

1+{2×[3+(4×a):5]-6}×7=15

{2×[3+(4×a):5]-6}×7=15-1

{2×[3+(4×a):5]-6}×7=14

2×[3+(4×a):5]-6=14:7

2×[3+(4×a):5]-6=2

2×[3+(4×a):5]=2+6

2×[3+(4×a):5]=8

3+(4×a)=8:2

3+(4×a)=4

4×a=4-3

4×a=1

A=1/4