18/20 and 27/30 hope this helps
<span>18z-7(-3+2z)
= 18z + 21 - 14z
= 4z + 21
answer is False
</span><span>coefficient of z is 4, not 13</span>
Hey so we would collect like terms: 5m+8
If this helped, please consider brainliest! Have an awesome day!
Answer:

Step-by-step explanation:
So we have:

Distribute:

Combine like terms:

Subtract 12x from both sides:

Add 30 to both sides:

Divide both sides by -16:

And that's our answer :)