-2a - 6
Hope I helped!
~ Zoe
Answer:
k=-15
Step-by-step explanation:
First number --- (2a-1)
middle number ---- (2a)
third number -----(2a+1)
2a-1+2a+2a+1=250
6a=250
a=250/6= 125/3
2a=2*(125/3)= 250/3 ---- is not a whole number that is contradicts to what is given, so sum cannot be 250
so
Answer:
x2+4x+4 factored = (x+2)(x+2)
x2−3x−28 factored = (x+4)(x−7)
Step-by-step explanation: