Agree, if Y is the number of triangles, and X is the number of sides.
You should always define your variables.
write an equation for:
the number of triangles is 1/3 the number of sides
Y = 1/3X
2 answers
Y = (1/3)*x = x/3.
Without the parenthesis, your equation can be interpreted as Y = one over 3x.
Without the parenthesis, your equation can be interpreted as Y = one over 3x.