2. 5x+4y ≥20
Answer
2x-y <or =-6
2x<or=-6+y
divide both sides by 2
x<or=1/2y+3
5(1/2y+3)+4y>or=20
5/2y+15+4y>or=20
5/2y+4y>or=20-15
13/2y>or=5
divide both sides by 2/13
y>or=10/13
2x-10/13<or=-6
2x<or=-6+10/13
2x<or=-68/13
divide both sides by 2
x< or =-34/13
and 6, -1)
The distance between the given coordinate points is units.
The given coordinate points are (-8, -2) and (6, -1).
The distance formula which is used to find the distance between two points in a two-dimensional plane is also known as the Euclidean distance formula. On plane the distance between two points
and
is Distance
.
Substitute and
in distance formula, we get
Distance
Distance
Distance
Distance units
Therefore, the distance between the given coordinate points is units.
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Answer:
-8,-2= 6
6,-1=7
Step-by-step explanation:
get a number line and use that to it and look up how to use a number line with negative numbers it’s not hard once you see how it’s done
(x+3, y + 1)
Answer:
A' (4,4), B' (5,7), C' (9,7)
Step-by-step explanation:
Answer:
3/2+3/2=3. Does this help? If not then I sincerely apologize- ^^". Please inform me if this is incorrect or not helpful
Step-by-step explanation:
-3x + 4y = -18
2x - y = 7
(-2,-3)
(-2,3)
(2, -3)
(2, 3)
The solution of the system of linear equations given is (2,-3), the correct option is C.
The system of linear equation is set of equations which have a common solution.
The equations are
-3x+4y = -18
2x-y =7
The linear equations can be solved using substitution method
y = 2x -7 from equation 2 will be substituted in equation 1
-3x +4 ( 2x -7) = -18
-3x +8x -28 = -18
5x = 10
x = 2
y = 2 * 2 -7 = -3
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Answer:
Step-by-step explanation:
-3x + 4y = -18
8x - 4y = 28
5x = 10
x = 2
4 - y = 7
-y = 3
y = -3
(2, -3)