The last one
Hope this helps
Answer:
2x + 7 + 3 - 2
Step-by-step explanation:
standard form
Answer:
3.50
Step-by-step explanation:
First we take the 500 fee for purchasing pencils off of the total:
4700-500 = 4200
This means we pay 4200 for 1200 pencils; dividing this will tell us the amount per pencil, x:
4200/1200 = 42/12 = 21/6 = 7/2 = 3.5
Thus we pay 3.50 per pencil.
Answer:
Step-by-step explanation:
Here we need to find the x for the given equation so we can use the concept of the quadratic formula to solve .
comparing the given equation with an standard quadratic equation we get
a=1
b=6
c=3
so applying the quadratic formula we get


which can be further simplified to get
x=-5.45 or x=-0.55
so correct option is <em>A</em>
Answer:

Step-by-step explanation:
Considering the expression

Simplifying the expression









As

and

So,















Therefore, 
Keywords: algebraic expression
, simplification
Learn more about algebraic expression from brainly.com/question/11336599
#learnwithBrainly