A $150 bike was on sale for 30% off the original price. How much money does a person save if she buys it on sale?

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

If (x + 8) is a factor of f(x), which of the following must be true? both x = –8 and x = 8 are roots of f(x). neither x = –8 nor x = 8 is a root of f(x). f(–8) = 0 f(8) = 0

What is the slope of any line parallel to the line 8x+9y=3 in the standard (x, y) coordinate plane?