Answer:
a) 
b) 
Step-by-step explanation:
a) 
1. Distribute the second power (2) outside the first pair of parenthesis:

= 
2. Distribute the third power (3) outside the second pair of parenthesis:

= 
3. Combine like terms:

--------------------------------------------
b) 
1. Factor the number 6 (= 2 · 3):

2. Cancel the common factor (2):

3. Cancel out
in the numerator an denominator:

hope this helps!
Answer:
the answer to this question would be RT=16 Please mark brainliest!
The answer is b
2^2*3*7=
4*3*7=
12*7=
84
30% of 42 is 12.6$.
42-12.6 = 29.4$ is the price of the pair with discount applied.
Tax 7%
29.4 * 7% = 2.06
29.4$ + 2.06$ = 31.46 $ final price with discount and tax applied.
Answer:
6x - 6
Step-by-step explanation:
<em>The only step necessary here is to simplify. We can subtract 18 from 12 since they are like terms. </em>
6x - 6.
<em>That's it! That's your final answer. </em>