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MakcuM [25]
3 years ago
7

What is the solution of the system? Use elimination. 5x + 4y = –2 x – 4y = 14

Mathematics
1 answer:
Dimas [21]3 years ago
8 0

Answer:

The answer to your question is x = 2, y = -3

Step-by-step explanation:

Data

                   5x + 4y = -2                Equation l

                     x - 4y = 14                 Equation ll

Process

-Sum up the equation

Result

                        6x = 12

Solve for x          x = 12/6

                           x = 2

-Substitute x in equation ll

                     2 - 4y = 14

-Solve for y

                        -4y = 14 - 2

                       -4y = 12

                           y = 12/-4

-Result

                            y = -3                    

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Gala2k [10]
<span>100 textbooks increased by 99%

Do this:

First, make 99% a decimal, to do this, you must divide 99 by 100

you get 0.99

multiply 0.99 by 100

you get 99

then, add 99 to 100 and you get 199

so the total sum is 199!!


Hope this helped!
</span>
5 0
3 years ago
What is the solution to the following equation? (4 points) 5(2x − 6) + 20 = 10 Group of answer choices
vichka [17]

Answer:

x=2

Step-by-step explanation:

6 0
3 years ago
You start at (1,0) And move down 2 units and left 4 units where do you end
djverab [1.8K]

Answer:

(-3,-2)

Step-by-step explanation:

Starting at the point (1, 0)

Now we move don 2 units (so the y-value reduces in two units) making now the point (1,0-2)  which is (1, -2)

then we move to the left 4 units (so the x-value has now to be decreased in 4 units) making the point: (1-4, -2) which is (-3, -2)

3 0
3 years ago
Read 2 more answers
A multiple-choice test consists of 10 questions. Each question has answer choices of a ,b c, d ,e , and , and only one of the ch
aalyn [17]
Its easier to find the complement of that instead
so you find the probability of 1 and 0
The .2 in the answer is the probability of each question 1/5
  (10 C 0) x .2^0 (1-.2)^10-0=.1074
 (10 C 1) x .2^1 (1-.2)^10-1=.2684
.2684+.1074=.3758 and that's the complement
so 1 - .3758= .6242
I too have a stats exam on this tomorrow lol
4 0
3 years ago
Please help question in picture please
VikaD [51]

Answer:

<em>-1,3,5,9,13</em>

Step-by-step explanation:

2(-3)+5=-6+5=-1

2(-1)+5=-2+5=3

2(0)+5=0+5=5

2(2)+5=4+5=9

2(4)+5=8+5=13

7 0
3 years ago
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