What's the numerator for the following rational
expression?
4/n + 8/n=?/n

Eric has challenged himself to walk 24,000 steps in 4 days. if eric walks the same number of steps each day, which function represents the number of steps eric still needs to walk to reach his goal with respect to the number of days since he started his challenge? a. y = 8,000x − 24,000 b. y = -8,000x + 24,000 c. y = 6,000x − 24,000 d. y = -6,000x + 24,000

How are sas and sss used to show that two triangles are congruent?

Someone me what is the area of this figure? 18m 18m 8m 16m