5x + 2 + x

Simplify each expression using the properties of numbers

Answers

Answer 1
Answer: Firstly you should add the like terms i.e. 5x + x. So The answer will be 6x + 2. If it requires you to factorise then take out the highest common factor i.e. 2. So factorised the answer will be 2(3x + 1). 

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Please I need help step by step

Answers

Perimeter = 18.9

If you observe the triangle, you can see that all of its sides are equal. They are all s, or 6.3 mm. This means that to find the perimeter of the triangle, you can do either of two things:

1. You can multiple s by 3.

2. You can add s three times.

Either way, you will get the same answer. 6.3 • 3 = 18.9, and 6.3 + 6.3 + 6.3 = 18.9

If I am understanding the question correctly, then "type" means the type of triangle this triangle is. To figure this out, look at the measurements of the triangle. All of its sides are equal in length. That means that it is an equilateral triangle.

I know some schools like students to write "equilateral acute" triangles, since all of the angles are less than 90˚. If you want to be sure, I'd contact your teacher and ask.

Hope this helps!
The answer is 18.3 because if you all add the sides it will give you 18.3

What is the slope of the line passing through the points (–1, 3) and (4, –7)?A.) 2

B.) 3/4

C.) -4/3

D.) -2

Answers

slope=rise/run
slope=(y2-y1)/(x2-x1) if you have the points
(x1,y1) and (x2,y2)

we have the points (-1,3) and (4,-7) 
x1=-1
y1=3
x2=4
y2=-7

slope=(-7-3)/(4-(-1))=-10/5=-2

answer is D

Estimate the product of 496 and 351

Answers

Take 496 and round it to 500
Take 351 and round it to 350 
Your answer should be around 850

A manufacturer buys bolts from a supplier. The bolts cost 0.17 cents each, but the manufacturer made a deal with the supplier and get 4000 bolts for $595.50. To the nearest cent, how much money does the manufacturer save on 4000 bolts with this deal?

Answers

845 cents Because 4,000 x 0.17= 680. 680-595.50= 84.05. 84.05 is 845 cents.
He save exactly 845 cents because 4,000 X 0.17 = 680  680-595.50=84.5 which is equal to 845 cents.

209 divided 3. Please help! Sister got 6,911 I got 69.6 repeating. What is the answer. Thanks for the help.

Answers

Your sister made an error in calculating the answer, as 209 divided by 3 will not equate to a number bigger than the original number you start off with. 

However, you are correct, as 209 ÷ 3 = 69.6 recurring. 

Have a board 10 ft long need 6 legs. How tall are the legs.

Answers

The length of your legs is determined by diet, exercise, and genes, and is not influenced by the length of a board.