Question

90-(6×a)=36 valoarea numernica​

Answer 1

Răspuns:

90-(6*a)=36

6*a=90-36

6*a=54

a=54:6

A=9

Answer 2

Răspuns:

Sᴀʟᴜᴛᴀʀᴇ!

$90 - (6 \times a) = 36 \\ \ 6 \times a = 90 - 36 \\ 6 \times a = 54 \\ a = 54 \div 6 \\ a = \boxed {9 } \\ verificare \\ 90 - (6 \times 9) = 90 - 54 = 36$

Succes!