CHICAGO -AP- John Lackey pitched seven solid innings for his first win in six weeks and Miguel Montero drove in three runs, helping the Chicago Cubs sweep the Cincinnati Reds with a 9-2 victory on Wednesday night.Kris Bryant hit his 38th homer and Dexter Fowler also connected as major league-leading Chicago moved a season-high 42 games over .500. The Cubs (97-55) also matched their win total from a year ago and lowered their magic number for clinching home-field advantage throughout the NL playoffs to two over Washington. Lackey (10-8) allowed two runs and five hits in his first win since he beat the Angels on Aug. 9. The right-hander, who retired his last 14 batters, went 0-1 with a 2.55 ERA in his previous four starts.The last-place Reds lost for the seventh time in eight games. They managed just five runs and 19 hits in the three-game series against the NL Central champions.Robert Stephenson (2-2) was pulled with two out in the fourth inning. The rookie was charged with four runs and eight hits and remains winless in four September starts.Jose Peraza hit a tying RBI single in Cincinnati's two-run second, but Chicago pulled away from there.Montero hit an RBI single in the third and a two-run single with two out in the sixth. The veteran catcher also scored on Michael Lorenzen's balk in the fifth.Bryant capped the scoring with a two-run shot to left in the seventh. It was Bryant's 10th homer of the year against Cincinnati, tied for the second most for a single season against the Reds.Montero, Ben Zobrist and Javier Baez each had three of Chicago's 15 hits, and Fowler scored three times from the leadoff spot.ABOUT THAT ROTATIONChicago right-hander Kyle Hendricks, one of the leading contenders for the NL Cy Young Award, will start on seven days' rest Monday at Pittsburgh, and the Cubs will have a bullpen day with several pitchers on Tuesday."It's to look a lot of different things right now," manager Joe Maddon said. "Potentially line things up, potentially look at different people in different roles. ... There's all kinds of different things we're working on right now to try to make it a constructive week and we get a really a final good look at some guys, get them a chance to possibly be in a role that they might be utilized in in the postseason."