Answer:
10 = 3(z + 1) + 1
To start off we simplify boths sides of the equation,
10=3(z+1)+1
10=(3)(z)+(3)(1)+1
10=3z+3+1
Combining like terms*
10=3z+4
Now you flip the equation:
3z+4=10
Now Subtract 4 from both sides.
3z+4−4=10−4
3z=6
Divide by 3**
Andd you gettt
z=2
Explanation:
Hope this helps :)