Question

aflati numarul rezolvand de la dreapta la stanga , folosind operatia inversa

....*6:3:2*4:8=2

....:4:8*9*2:6=3

Answer 1

a×6:3:2×4:8 = 2
a×6:3:2×4 = 2×8
a×6:3:2×4 = 16
a×6:3:2 = 16:4
a×6:3:2 = 4
a×6:3 = 4×2
a×6:3 = 8
a×6 = 8×3
a× 6 = 24
a = 24:6
a = 4

b:4:8×9×2:6 = 3
b:4:8×9×2 = 3×6
b:4:8×9×2 = 18
b:4:8×9 = 18:2
b:4:8×9 = 9
b:4:8 = 9:9
b:4:8 = 1
b:4 = 1×8
b:4 = 8
b = 8×4
b = 32