Which ordered pair gives the coordinates of the image of r(-a, b) if r is rotated clockwise 180°? 1) (b, -a) 2) (a, -b) 3) (-b, -a) 4) (a, b)

The answer is 2. (a, -a)

X= 49; x = 4step 1: foilstep 2: equal both to 0step 3: find x individually

It's like discovering the answer to a puzzle. the purpose in solving an equation is to find the value or values of the variable that makes it a true statement. any value of the variable that makes the equation true is called a solution to the equation.