Question

Aflati x€N stiind ca:
$\frac{(a - 5) \times (b + 3 )}{45} = \frac{11}{9}$
Va roooog,ajutati-ma!Dau 15 puncte

Answer 1

(a - 5) × (b + 3) = 45×11/9

(a - 5) × (b + 3) = 55 = 11 × 5 = 5 × 11

a - 5 = 11 ==> a = 16
b + 3 = 5 ==> b = 2

a - 5 = 5 ==> a = 10
b + 3 = 11 ==> b = 8

(a - 5) × (b + 3) = 55 = 1 × 55

a - 5 = 1 ==> a = 6
b + 3 = 55 ==> b = 52