Solve each of the following systems. express solution sets of dependent systems in parametric form. 3x + 2y - z = 2x - y + 2z = -2x + 5y - 3z = 0 9 (b) x + y - 2z + w x + 2 + 3w -x + 2y - 2 + 11w = -2 = 3 = 5

Asquare is dilated by a scale factor of 1.25 to create a new square. how does the area of the new square compare with the area of the original square? a)the area of the new square is 1.25 times the area of the original square. b)the area of the new square is 2.50 times the area of the original square. c)the area of the new square is 1.252 times the area of the original square. d)the area of the new square is 1.253 times the area of the original square.

Interpret the following expression (5y^2-7)^3/(2y)^2

Question 6(multiple choice worth 5 points) (05.02 lc) what is the value of x? a right angle is shown divided into two parts. the measure of one part of the right angle is 10 degrees. the measure of the other part is 2x 20 40 45 85