Answer:
17
Step-by-step explanation:
2x2=4 4-7=3 3x3=21 21-4=17
Answer:
There are 6 equilateral triangles
you get an isosceles triangle
the height of the equilateral triangle is 4
this is all I have so far :)
I think it is 0.149x10^-4
Y = 2/3x - 6
-2/3x + y = -6...multiply everything by -3
2x - 3y = 18 <== standard form