Question

-7supra3-1 supra5-3 supra2

Am nevoie urgent dau coroana!!!​

Answer 1

-7/3-1/5-3/2=

-70/30-6/30-45/30=

-121/30

Answer 2

$\bf - \dfrac{7}{3}- \dfrac{1}{5}-\dfrac{3}{2}=$

$\bf - \dfrac{7\cdot10}{30}- \dfrac{6\cdot1}{30}-\dfrac{3\cdot 15}{30}=$

$\bf - \dfrac{(7+6+45)}{30}=$

$\boxed{\bf - \dfrac{121}{30}}\:\: sau\:\:\boxed{\bf - 4\dfrac{1}{30}}$