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skad [1K]
3 years ago
8

2x - 3y = 16 5x - 3y = 13 Solve the system of equations.

Mathematics
2 answers:
Alla [95]3 years ago
7 0

Answer:

x=1 and y=-7

Step-by-step explanation:

I used the elimination method to solve the equation.

bekas [8.4K]3 years ago
4 0

Answer:

So, x= -1 ,y = -6 is the solution of system of equations.

Step-by-step explanation:

We have given system of equations :

2x - 3y = 16        (eq I)

5x -3y = 13         (eqII)

We have to solve the system of equations.

First, subtract the above equations to get value of x. we get,

2x - 3y = 16

-5x +3y = -13

_____________

-3x = 3

x = -1

Put this value of x in any above equations we get,

2(-1) - 3y = 16

-2-3y =16

-3y = 16 + 2

-3y = 18

y = -6

So, x= -1 ,y = -6 is the solution of system of equations.

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Ms. Zab gave a group of 5 students a total of 18.75 liters of water for a science experiment. If each student in the group used
wlad13 [49]

Answer: The quantity of the water received by each student = 3.75 liters.

Step-by-step explanation:

Given: Total water = 18.75 liters

Total students =5

If each student in the group used the same amount of water for their experiment, then the quantity of the water received by each student = \dfrac{\text{Total quantity}}{\text{Total students}}

=\dfrac{18.75}{5}\\\\=3.75\ liters

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4 0
3 years ago
Which function below is the inverse of f(x)= 3x+5/7
Ipatiy [6.2K]
Inverse
replace f(x) wih y
solve for x
replace x with f⁻¹(x) and y with x

so

f(x)=3x+5/7
replace
y=3x+5/7
solve for x
minnus 5/7 both sides
y-5/7=3x
divide both sides by 3
\frac{y- \frac{5}{7} }{3}=x
replace with f⁻¹(x)

f⁻¹(x)=\frac{y- \frac{5}{7} }{3}
5 0
4 years ago
Read 2 more answers
HELP ME OUT PLS!!!!! <br><br>Solve for x. <br><br>A) -30<br><br>B) -6<br><br>C) 6<br><br>D) 30​
Dvinal [7]

Step-by-step explanation:

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6 = 5x - 24

30 = 5x

x = 6

4 0
3 years ago
Question is in picture Please Help!(2x+15) as one angle x as the other what is the value of x?
Pani-rosa [81]

Answer:

x=25

Step-by-step explanation:

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Step-by-step explanation:

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8 0
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