Solve for m: n + m - a = d
2 answers:
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42 runners total
of 42 (14) dropped out in first half.
42 - 14 = 28 remaining.
of 28 (16) dropped out in second half.
28 - 16 = 12 runners finished the race.
42 - 14 = 28 remaining.
28 - 16 = 12 runners finished the race.
Answer:
7.8
Step-by-step explanation:
We can use pythagorean theorem where a and b are sides of a right triangle and c is the hypotenuse.
.
Rounded to the nearest tenth, x = 7.8