If a scale factor is 5/2 , how would you write the general rule ? is this an enlargement or a reduction?

X-intercept=-5 y-intercept=2 the equation of the line is

Which expression is equal to (21)(7)(3x) using the associative property? (21 · 7 · 3)x (7)(21)(3x) 32(7 + 3x) (3x)(7)(21)

Two corresponding sides of two similar triangles are 3cm and 5cm. the area of the first triangle is 12cm2. what is the area of the second triangle?