H(x) equals what? I think you've missed that detail. :)
3(4k+1) is the result I hope it helps you
What? Add more detail please
Answer:
x=52
Step-by-step explanation:
90+34
124
180 (sum of all interior angles) - 124
56
x+72+56=180 (straight line)
x+128=180
-128 -128
x=52
*replace to verify*
52+72= 124
124+56= 180 (straight line)
Answer:
It should take a long time
Step-by-step explanation: