An equilateral triangle has a perimeter of 9x + 27. what is the length of each side of the triangle?

What number produces an irrational number when multiplied by -1.25

Jason went to an arcade to play video games. he paid $2 for every 11 tokens he bought. he spent a total of $16 on tokens. which equation can be used to determine, t, the number lf tokens jason bought

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?