1/2x+40=50 what is the answer for this problem? ?

Which equation can be solved to find x the measure of jk in the apex

Which of the following are arithmetic sequences? check all that apply. a. 0.3, 0.6, 0.9, 1.2, 1.5, b. 2, 3, 6, 11, 18, c. 150, 147, 144, 142, d. 2, 4, 9, 16, 25,

Write as a product of two polynomials. 2(3–b)+5(b–3)^2