Answer:
43in
it might be wrong but that's what I got
Answer:

Step-by-step explanation:
Combine Similar Elements: 

Combine Similar Elements: 

Subtract 14 From Both Sides

Simplify

Add
To Both Sides

Simplify

Divide Both Sides By 

Simplify

Answer:
0.4
Step-by-step explanation:
possible outcomes = 2+2+2+4=10
favourable = 4
4/10 = 2/5
2/5 = 0.4
Answer:
He made a math error
Step-by-step explanation:
6 ounces of pistachios cost $7.50
take 7.50 / 6=1.25 per ounce ( not .80 per ounce)
Then 1.26 * 16 = 20.00 for 16 ounces