We are given

Firstly, we will factor numerator and denominator

Restrictions:
we know that denominator can not be zero
so, we can set denominator =0
and solve for k to get restrictions


Simplification:

we can see that k+1 gets cancelled
so, we get
..........Answer
Answer: -3x + 8 should be your answer! A good way to get quick answers for questions like these would be https://www.cymath.com/answer.php which I just used to answer this question, hope it helps!
26
thursday 138 (46 x 63 / 21 = 138)
friday 99 (33 x 63 / 21 = 99)
27.
100% - 80% = 20%
20% = 0.2
150 * 0.2 = 30
answer: 30 students chose math
6x1=__________________
Answer would then be c
Angle XZY *may be written as YZX* is vertical to angle VZU
UZY *may be written as YZY* is a linear pair to angle VZU