In a survey of 500 high school students, 498 live with at least one parent, 294 live with both a mother and a father, 405 live with at least their mother. How many live with neither a father nor mother?

The slope of a line is –2 and its y-intercept is (0, 3). what is the equation of the line that is parallel to the first line and passes through (2, 2)? a. 2x + y = 6 b. y = –2x + 3 c.y=1/2x +6 d.y=-2x-6

Two sides of a triangle mesure 20cm and 30cm. what is the measure of the third side

Which simplifys to a+ b? a-(1-b)+1 -(1-a)-b+1 (a--1) -1)+1