The Rangers beat the Mariners 7-1 on July 25, winning another head-to-head game in the playoff race.
Texas scored five runs in the first two innings and never let Seattle back in.
Nathan Eovaldi gave the Rangers the start they needed, allowing one run over seven innings with eight strikeouts.
Wyatt Langford went 3-for-4 with two doubles, and Alejandro Osuna added a two-run double in the seventh.
What It Means
The Rangers improved to 53-51, while the Mariners fell to 51-54.
BaseChaser lists Texas at 64.8% to make the playoffs. Seattle has dropped to 29.4% after losing four straight.
Texas is creating breathing room, while Seattle has more ground to make up.
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