Answer:
b=1
Step-by-step explanation:

<u>First, let's regroup, terms,</u>

<u>Add 11 to both sides,</u>

<u>Simplify, 7+11 = 18,</u>

<u>Now, divide both sides by 3,</u>

<u>Simplify, 18/3 = 6,</u>

Subtract 5 from both sides,


Hope it helps! :)
That equals 3871 hope it helps
Answer:
Step-by-step explanation:
This question is too difficult
Answer:
z = 60
Step-by-step explanation:
100+20+z=180
120+z=180
z=60