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Dmitry [639]
3 years ago
11

Easy Math Question, Many Points!

Mathematics
1 answer:
Elena-2011 [213]3 years ago
3 0

Answer:

5

Step-by-step explanation:

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The drama club is washing. cars for a fundraiser. If the rate continues, how many cars will they was in 4 hours?
solong [7]
You need to be more specific
5 0
3 years ago
A square playground has a perimeter of 120 yards. What is the length of a diagonal of the playground?
Kryger [21]

We can use Pythagorean's theorem to solve this problem:

a^2 + b^2 = c^2

a and b would both be the same value, since the shape is a square.

The sides of the square would each equal 30.

30^2 = 900

a^2 = 900   which means b^2 = 900

900 + 900 = 1,800

√1,800 ≈ 42.43

A diagonal of the playground would be about 42.43 yards!

4 0
3 years ago
Kaitlyn solved the equation for x using the following calculations. Negative 5. 4 x = 12. 2. Minus 5. 4. X = 6. 8. What error, i
Sladkaya [172]

The value of x is 17.6. She should have added 5.4 on both sides to get the correct value of x. Then the correct option is A.

<h3>What is the linear system?</h3>

A Linear system is a system in which the degree of the variable in the equation is one. It may contain one, two, or more than two variables.

Kaitlyn solved the equation for x using the following calculations.

\rm -5.4 + x =12.2

and she did the calculation will be

\rm -5.4x = 6.8

The mistake she did in this equation is the plus sign is removed between the -5.4 and x. And she subtracted 5.4 from 12.2.

The correct solution of the equation is to add both sides 5.4. Then we have

\begin{aligned} \rm -5.4 + x+5.4 &=12.2+5.4\\\\\rm x &= 17.6\end{aligned}

More about the linear system link is given below.

brainly.com/question/20379472

5 0
3 years ago
I WILL GIVE YOU BRAINERLEST AND A HEART AND MORE IF U ANSWER THIS PLSS
levacccp [35]
The answer is 75% djckdkskkak
6 0
3 years ago
The area of a rectangle is given by the expression XP-4x*+5x-2. The length of one side
weqwewe [10]

Answer:

Step-by-step explanation:

x2 + 5x + 4  (the area of the rectangle)

 

x + 2   (the length of one side)

 

(x2 + 5x + 4)/(x + 2)

 

do a division of this polynomial and you get;    (x + 3) - 2/(x+2), you could leave the answer like this or you could simplify by using the LCM method

 

= [(x+2)(x+3) - 2]/(x + 2)

 

checking; (x + 2)*[(x+2)(x+3) - 2]/(x + 2) = (x+2)(x+3) - 2 = x2 +5x + 6 - 2 = x2 +5x + 4 (proven)

8 0
3 years ago
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