If 3r = 18, what is the value of 6r + 3? A) 6 B) 27 C) 36 D) 39 If we type in the equation 3r = 18 into our search engine, we get: r = 6 Take r = 6, and subtitute it into 6r + 3: 6(6) + 3 36 + 3 39, or answer D
