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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.

What happens to the area as the sliders are adjusted? what do you think the formula for the area of a triangle is divided by 2?

Is the number 128.439 a rational number