Question

Ex 26 pls .dau coroana

Answer 1

a=4
b=14
c=18
d=10
bafta.

Answer 2

La prima il poti afla pe "a" astfel:
$a = \frac{2 \times 6}{3} = \frac{12}{3} = 4$
La a doua:
$b = \frac{5 \times 28}{10} = \frac{140}{10} = 14$
La a treia:
$c = \frac{4 \times 9}{2} = \frac{36}{2} = 18$
La a patra:
$d = \frac{5 \times 24}{12} = \frac{120}{12} = 10$