How many pieces are there on the rubix cube
2 answers:
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It is given in the question that
A prom ticket at Valley high school cost $160. Bryan is going to save money for his ticket by walking his neighbor’s dog for $21 per week. Bryan has already has saved $35.
Let the number of weeks be x
And sum of saved money and his earning in x weeks must be greater than or equal to 160.
That is
Remember that 
is 
. We know form our problem that 
and 
, so:
Now, to find
, we just need to evaluate at 3. In other words, we are going to replace 
with 3:
We can conclude that the correct answer is <span>C.6(3) – 4 + 3^2 </span>
Now, to find
We can conclude that the correct answer is <span>C.6(3) – 4 + 3^2 </span>