The answer is..........
A. 9
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3x-11=17-4x add 4x to both sides
7x-11=17 add 11 to both sides
7x=28 divide both sides by 7
x=4
The change of the cost changes when the pounds of ham changes. When the pounds of ham is 0, it costs 0 dollars. When the pounds of ham is 3, it costs 12 dollars. The cost changes consistently with the pounds of ham. They change together. Every time the pounds of ham goes up by 3, the cost goes up by 12.
Answer:
Step-by-step explanation:
Given the expression
Follow the PEMDAS order of operations
calculate within parentheses 
calculate exponents 
Multiply and divide (left to right)
Add and subtract (left to right) 
Thus,
