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Burka [1]
3 years ago
11

PLEASE HELP ASAP!!! CORRECT ANSWER ONLY PLEASE!!! What is the value of x?

Mathematics
2 answers:
never [62]3 years ago
4 0

Answer:  \bold{C)\quad -\dfrac{1}{2}}

<u>Step-by-step explanation:</u>

\dfrac{x+2}{15}=\dfrac{x+1}{5}\\\\\\\underline{\text{Multiply both sides by the LCD (15) to eliminate the denominator:}}\\x+2=3(x+1)\\x+2=3x+3\\.\quad \ 2=2x+3\\.\quad -1=2x\\\\.\quad \large\boxed{-\dfrac{1}{2}=x}

abruzzese [7]3 years ago
3 0

The Answer:

C. x=-1/2

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Evaluate the expression when m= -8 and n = 4<br> 5-m-n
borishaifa [10]

Answer:

9

Step-by-step explanation:

5-(-8)-4=9

Hope this helps!

7 0
3 years ago
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FIND THE EQUATION OF THE LINE . USE EXACT NUMBERS
Alik [6]

Answer:

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Step-by-step explanation:

<u>Use points on the graph:</u>

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<u>Find the slope:</u>

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<u>The y-intercept is known b = 7, so the equation is:</u>

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3 0
3 years ago
Please help this is my last question!!!!
vlada-n [284]

Answer:

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Step-by-step explanation:

4 0
3 years ago
Polygon R and polygon S are similar. The perimeter of polygon R is 136 cm, and the perimeter of polygon S is 64 cm. If one side
e-lub [12.9K]

<u>Answer </u>

Option A) 17cm

<u>Explanation </u>

Polygon R and polygon S are similar. This means the polygon R and S have equal number of sides.

Step 1 : Find the number of sides of polygon S

The perimeter of polygon S is 64 cm. If one side of polygon S is 8 cm

Therefore, Number of sides of polygon S = 64/8 = 8 sides

and number of sides of polygon R = 8 side

Step 2 : Find the number of sides of polygon R

The perimeter of polygon R is 136 cm,  

Number of sides of polygon R = 136/8 = 17 cm

Therefore side length of  polygon R = 17 cm

6 0
3 years ago
What is the value of fraction 1 over 3x2 + 5.2y when x = 3 and y = 2?
LenaWriter [7]
\dfrac{1}{3}x^2+5.2y\\\\for\ x=3\ and\ y=2\\\\\dfrac{1}{3}\cdot3^2+5.2\cdot2=\dfrac{1}{3}\cdot9+10.4=\dfrac{9}{3}+10.4=3+10.4=13.4
4 0
3 years ago
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