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Sladkaya [172]
3 years ago
15

What is the solution to the system of equations? y = 1.5x – 4 y = –x

Mathematics
2 answers:
sasho [114]3 years ago
5 0
I attached a photo of the work. I hope it helps!

pshichka [43]3 years ago
3 0

Answer:

x= 1.6

y= - 1.6

Step-by-step explanation:

y = 1.5x - 4

y = -x

WE solve for x and y using substitution method

LEts plug in -x for y in the first equation

y = 1.5x - 4

-x = 1.5x - 4

Subtract 1.5x on both sides

-2.5x=- 4

Divide both sides by -2.5

x= 1.6

Now plug in 1.6 for x in y=-x

y= - 1.6

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The outside of a picture frame measures 14 in and 20 in 196in^2 of the picture shows find the thickness of the frame
LuckyWell [14K]
The described picture frame can be visualized into two separate parts. The first area is equal to the area using the outermost dimensions for the length and width. 
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              Area = (20 in) x (14 in) 
              Area = 280 in²

We are given that the area is only equal to 192 in². We subtract this value from the computed area.
         Difference = 280 in² - 192 in²
               difference = 88 in²

This area is equal to the area of the hollow space inside the frame. That is equal to,
      height = 20 in - 2x
      length = 14 in - 2x

The area,
               88 = (20 - 2x)(14 - 2x)

Simplify the right hand side of the equation.
             88 = 280 - 68x + 4x²

Divide the equation by 4,
            22 = 70 - 17x + x²

Transposing,
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The factors of the equation is 58.2. 

Thus, the thickenss is equal to 58.2 in
5 0
3 years ago
Please help!
r-ruslan [8.4K]

Answer:

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so 2/6 = 1/3 in lowest terms

then rolling a 6 =

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7 0
3 years ago
The blades of a helicopter's propeller are perpendicular and congruent. The distance between consecutive blade tips is 24 feet.
Leno4ka [110]

Check the picture below.

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3 years ago
Help geometry hw will give brainliest
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Step-by-step explanation:

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A grounds crew is marking out a circular logo at the center of a football field. The logo will
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Answer:

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Step-by-step explanation:

then  

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22.48859 feet

diameter is  2*r

2*22.48859= 44.9771 feet

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