Răspuns :
Răspuns:
a=5
Explicație pas cu pas:
[tex]((2*a+17)*12-2):7=46\\\\(2*a+17)*12-2= 46*7\\\\(2*a+17)*12 = 322 +2\\\\(2a+17)*12 = 324\\\\2a+17 = 324:12\\\\2a+17 = 27\\\\2a=27-17\\\\2a=10\\\\a=10:2\\\\\boxed{a=5}[/tex]
Răspuns:
a=5
Explicație pas cu pas:
[tex]((2*a+17)*12-2):7=46\\\\(2*a+17)*12-2= 46*7\\\\(2*a+17)*12 = 322 +2\\\\(2a+17)*12 = 324\\\\2a+17 = 324:12\\\\2a+17 = 27\\\\2a=27-17\\\\2a=10\\\\a=10:2\\\\\boxed{a=5}[/tex]