In your notebook, set up the following addition using a vertical format and find the sum of the given polynomials. a - b + c, b - c + d, and c - d + e

a) a + c + e

b) a + 2b + 3c + 2d + e

c) b + d + e

d) a - c - e

Find |−5|. a. −5 b. 5 c. one-fifth d. –one-fifth !

Mr. walker gave his class the function f(x) = (x + 3)(x + 5). four students made a claim about the function. each student’s claim is below. jeremiah: the y-intercept is at (15, 0). lindsay: the x-intercepts are at (–3, 0) and (5, 0). stephen: the vertex is at (–4, –1). alexis: the midpoint between the x-intercepts is at (4, 0). which student’s claim about the function is correct?

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles