Mrs. hernandez saves 4% of her earnings for retirement. this year, she earned $200 more than last year, and she saved $900. complete and solve the equation to find her earnings last year.

Kylie explained that (-4x+9)^2 will result in a difference of squares because (-4x+9)^2 (-4x+9)^2 =(-4x)^2+(9)^2=16x^2+81

Agraphic designer created a logo on eight and a half by 11 inch paper. in order to be placed on a business card, the logo needs to be one and 7/10 inches by 2 and 1/5 in. what is the scale factor of the dilation

2x minus y equals 6, x plus y equals negative 3