Multiple choice What is the root of the equation $\displaystyle 4x+3=19$? $19$ $4$ $3$ $16$ Reveal answer Fill a bubble to check yourself B Correct answer Explanation 4x + 3 = 19 -> 4x = 16 -> x = 4. AI explanation AI 1 To solve the linear equation 4x + 3 = 19, first subtract 3 from both sides to get 4x = 16. Then, divide both sides by 4 to isolate x. This gives x = 4. Thanks Wrong explanation