Question 61215
-4/6Z+2=30
-4/6Z=30-2
-4/6Z=28 CROSS MULTIPLYING WE GET
-4Z=28*6
-4Z=168
Z=168/-4
Z=-42
PROOF
(-4/6)-42+2=30
(-4*-42)/6+2=30
168/6+2=30
28+2=30
30=30