Question

[X:2+3(75-497:7)]:5=6

Answer 1

notam paranteza patrata cu z

z : 5 = 6 ⇒z = 5 x 6 = 30

X:2+3(75-497:7) = 30

X:2 +3(75-71) = 30

X:2 + 3x4 = 30

X:2 + 12 = 30

X:2 = 30-12

X:2 = 18

X=2 x 18

X=36