In parallelogram defg, dh = x + 2, hf = 2y, gh = 3x - 3, and he = 5y + 1. find the values of x and y.

How can the correlation in the scatter plot graph below best be described? positive correlation negative correlation both positive and negative no correlation

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

3x + 4y = 5 x- 3y = -7 solve by substitution