Which is the solution set for –7 ≤ 4x + 1 ≤ 5? x≥−32 or x≤32 x≥−32 and x≤32 x ≤ –2 or x ≥ 1 x ≥ –2 and x ≤ 1

Elena and her husband marc both drive to work. elena's car has a current mileage (total distance driven) of 15,000 and she drives 23,000 miles more each year. marc's car has a current mileage of 46,000 and he drives 9,000 miles more each year. will the mileages for the two cars ever be equal? explain.