Answer:
x^2 +2x -5
Step-by-step explanation:
f(x) = 2x+3
g(x) = x^2 -8
f(x)+g(x) = 2x+3+ x^2 -8
Combine like terms
= x^2 +2x -5
Answer:
100 students
Step-by-step explanation:
10% of students in 7th grade ----- 10 students
<em>Divide</em><em> </em><em>by</em><em> </em><em>1</em><em>0</em><em> </em><em>on</em><em> </em><em>both</em><em> </em><em>sides</em><em>:</em>
1% of students in 7th grade ----- 10 ÷10= 1 student
<em>×</em><em>100</em><em> </em><em>on</em><em> </em><em>both</em><em> </em><em>sides</em><em>:</em>
100% of students in 7th grade ----- 1 ×100= 100 students
Answer:
Option D is the answer.
Step-by-step explanation:
As we know there are two types of muscles, Voluntary and involuntary muscles.
Voluntary muscles are the muscles which we can control while involuntary muscles can not be controlled .
Examples of involuntary muscles are Smooth muscles present in GUT, blood vessels and cardiac muscles.
Examples of voluntary muscles are skeletal muscles like facial muscles.
Therefore, Option D, making of faces involves voluntary muscle movement.
Answer:
the valu of x is 21 degree.
9x-22=167 degree
5x-7=98 degree
arc HGJ=159 degree
arc GKJ=201 degree
Step-by-step explanation:
Hope it helps you!!