Select the correct expressions. Identify the equivalent expressions of 412x + x - 3) - 3x + 3 by substituting x = 2 and x = 3.
9x - 9
9x - 1
9x + x - 9
9(x - 1)
4(3x - 3) + 3 - 3x

PLEASE I’LL GIVE BRAINLIEST

How to find the exponential function y=ca^x, with points (1,2) and (2,1)

Find the perimeter of the triangle with vertices  d(3, 4),  e(8, 7), and  f(5, 9). do not round before calculating the perimeter. after calculating the perimeter, round your answer to the nearest tenth.  

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.