Answer: 2a^2+22a+−1
Step-by-step explanation:
Let's simplify step-by-step.
2a^2−5a+(9)(3)a−1
=2a^2+−5a+27a+−1
Combine Like Terms:
=2a^2+−5a+27a+−1
=(2a^2)+(−5a+27a)+(−1)
=2a^2+22a+−1
Answer:
x=83º
Step-by-step explanation:
The interior angle sum of a Hexagon is 720º
146+169+59+129+134+x=720
x=720-637
x=83
<u>Answer-</u>

<u>Solution-</u>
The given data as follows,

After converting all the percentages and fractions to decimal, we can compare them all.
For converting percentages to decimal to divide the number by 100, so

Then converting the fraction into decimal,

As, all the numbers are converted into decimal, now comparing all the numbers,


Can you say exactly what your asking for.