Question

6.(4Z+2)+7.(-5Z+3)=66 me respondão viu PORFAVOR

Answer 1

6 (4z + 2) + 7 (-5z + 3) = 66
24z + 12 - 35z + 21 - 66 = 0
-11z - 33 = 0
-11z = 33 (-1)
11z = 33
z = 33/11
z = -3

Answer 2

24z+12-35z+21=66
24z-35z=66-12
-11=54