1/5 of a number is n is at least 17

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

Select the correct answer. which exponential function has an x-intercept? oa. (x) - 100x-5-1 ob. (x) = 3x4+2 oc. kx) = 7x-1 + 1 od. 1(x) =-3x+1 - 3

Which shows one way to determine the facts of x3+4x2+5x+20 by grouping