SubArea: Arithmetic sequencesLevel: BProject ID: 9000072709Accepted: 1Clonable: 0Easy: 0We are given seven consecutive terms of an arithmetic sequence. Find \(x\). \[ x,\ 1,\ a,\ b,\ c,\ d,\ \frac12 \]\(x = 1.1\)\(x = 1.5\)\(x = -0.5\)\(x = 2\)