3 years ago

Which system of equations does not have a real solution

Mathematics

1 answer:

Aloiza [94]3 years ago

5 0

Answer:

the correct answer is y = x 2 + 3x - 5 and x + y = -10

Step-by-step explanation:

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Help please!

Alina [70]

Step-by-step explanation:

Given

f(x) = 8x - 9

Then

For a.

f(3y - 1 ) = 8(3y - 1 ) - 9

= 24y - 8 - 9

= 24y - 17

Now for b.

f(x) = - 23

or, 8x - 9 = - 23

8x = - 23 + 9

8x = - 14

x = - 14 / 8

x = - 7 / 4

Hope it will help :)

7 0

2 years ago

Please help with this asap!! Would help a lot for me :)

lisov135 [29]

Answer:

answer 1 = true

answer 2 . Area of shaded part is 87m^2

<em><u>explanation in the pic above</u></em>

3 0

2 years ago

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In the diagram below, AB is parallel to CD . What is the value of y?

finlep [7]

Y and the angle marked 60 degrees are internal alternate angles and are equal

so y = 60

8 0

2 years ago

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In circle O, AC and BD are diameters.

Snezhnost [94]

Because AC is a diameter we can find the 180/3 = x

giving us the x= 60

Then that arc AB = 120

3 0

3 years ago

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Line segment AB is shown on a coordinate grid:

Lady_Fox [76]

Answer:

a'b' and ab are the same length

Step-by-step explanation:

they are both four squares long

7 0

2 years ago