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evablogger [386]
3 years ago
7

consider the equations y=3x+7 and 5x+2y=3. Solve the system equations by graphing. Give your solution to the system as a pair of

cooridanites
Mathematics
1 answer:
alexandr402 [8]3 years ago
7 0

Answer:

(1,4)

Step-by-step explanation:

The two lines intersect at 1,4 when you graph them

The first equation is already in slope intercept from, so you know the y-int. is 7 and the slope is 3. However, the second equation must be put in slope int. form.

5x+2y=3

move the y to the other side

5x=3-2y

move the 3 to the other side, so the y variable is by itself

5x-3=-2y

divide by -2 to the equation is equal to y

(-5x/2)+(3/2)=y

you now know the y int. of the second equation is 3/2 and the slope is -5/2

know that you know the slop int. formulas for both equations you can graph them

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Need help with this question plz
neonofarm [45]

Answer:

A (3,-2)

Step-by-step explanation:

x = t-1

y = -sqrt(t)

Let t= 4

x = 4-1 = 3

t = -sqrt(4) = -2

The (x,y) coordinate is (3,-2)

7 0
4 years ago
Define a equilateral triangle
photoshop1234 [79]
In geometry, an equilateral triangle is a triangle in which all three sides have the same length. In the familiar Euclidean geometry, an equilateral triangle is also equiangular; that is, all three internal angles are also congruent to each other and are each 60°
8 0
3 years ago
Read 2 more answers
What is the solution to 2(x - 3) = 2x + 5
laila [671]

Answer:

X cannot be decided

Step-by-step explanation:

According to the question,we will start solving the problem by dealing with the bracket first

So let's get to work

2(x-3)=2x+5

Bracket first

2x-6=2x+5

So let's collect like terms

2x-2x=5+6

0=11

Which means the that we can't get the value for x because x has already been eliminated

So to my own understanding there is no definite solution to get the real value of x

I hope you understand

8 0
3 years ago
-4z+2=102 i dont understand this
leva [86]
It’s negative twenty five
3 0
4 years ago
Read 2 more answers
Martinus Kupier set a record when he ice skated for 24 h at an average of 14.2 mph. How far did he skate?
kow [346]

Martinus Kupier skate a distance of 340.8 miles, at an avarage of 14.2 mph for 24 hours

Step-by-step explanation:

         The given is,

                Martinus Kupier skated for 24 hours at an average rate of 14.2 mph

Step:1

       From the given the time and average rate is obtained,

       Time = 24 hours

       average rate = 14.2 mph

Step:2

       To find the total length of skated at 24 hours

            Length = Average rate × Time

                          = 14.2 × 24

                          = 340.8

             Length = 340.8 miles

Result:

      Martinus Kupier skated a distance of 340.8 miles at an average rate of 14.2 mph for 24 hours.

5 0
3 years ago
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