If a perimeter of a shape in 24cm2 then what is its area

[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1

I’m still confused on how to work the percentages