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.
Try to divided it and see what is the outcome
Step 3 is the associative property of addition.
The 12 and -12 are grouped together.
The best and most correct answer among the choices provided by the question is the second choice, B. y = [ x - 2 ] + 4
Hope my answer would be a great help for you. If you have more questions feel free to ask here at Brainly.
-16 < 14 - 5x
-30 < -5x
6 > x
