A man drove 210 miles in 3.5 hours. If the posted speed limit was 55 mph (miles per hour) the entire way, approximately how many
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2x^2 - 7x - 6 = 0
where a=2
where b=-7
where c=-6
solve for x1 and x2
x1=4.21
x2=-0.71
where a=2
where b=-7
where c=-6
solve for x1 and x2
x1=4.21
x2=-0.71