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wolverine [178]
2 years ago
5

8 to 11 do it with equations thx

Mathematics
1 answer:
Alenkasestr [34]2 years ago
5 0

Answer:

Step-by-step explanation:

8. 4\geq x+\frac{3}{4}

4(4\geq x+\frac{3}{4} )

16\geq 4x + 3

-3         -3

13\geq 4x

\frac{13}{4}\geq \frac{4x}{4}

\frac{13}{4} \geq x = x\leq \frac{13}{4}

x\leq \frac{13}{4}=3.25

9. x-3\leq -8

       +3     +3

x\leq -5}

10. 4\leq x-7

  +7         +7

11\leq x=x\geq 11

11. 6.9 < x - 2.3

 + 2.3      + 2.3

 9.2 < x = x > 9.2

Hope this helps!

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Which of the following expressions has the greatest value when x=5? show how you arrived at your choice.
Nitella [24]

Answer:

2x^2+7

Step-by-step explanation:

Let x=5

2x^2+7

2 ( 5)^2 +7 = 2*25 +7 = 50+7 = 57

(x^3-5)/3

(5^3 -5)/3 = (125-5)/3 = 120/3 = 40

(10x -2)/ (x-3)

(10*5-2)/(5-3) = (50-2)/(2) = 48/2 = 24

6 0
3 years ago
This diagram is a straightedge and compass construction. A is the center of one circle,
zepelin [54]

ABC is a equilateral triangle .

Proof :-

Let's assume both circles as C1 and C2 [ as shown in the figure ]

  • AB is the radius of circle C1
  • AB is the radius of Circle C2

AC is the radius of circle C1.

BC is the radius of circle C2 .

AB and AC both are radius of circle C1 so both are equal ie AB = AC .

AB and BC both are radius of circle C 2 so both are equal ie AB = BC .

Hence we conclude that .

AB = BC = AC.

So the triangle is equilateral triangle.

6 0
3 years ago
Pattern 2: How many squares?
mihalych1998 [28]

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Step-by-step explanation:

29

7 0
3 years ago
Drilon got 63 out of 72 correct in his test. What fraction of the marks did he get correct?
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Read 2 more answers
Pls can someone help me. I m giving 10 pts . I may mark you as the braniliest
worty [1.4K]

100 notes were altogether

<em><u>Solution:</u></em>

Given that ratio of the number of $2 notes to the number of $5 notes was 4 : 1

number of $2 notes : number of $5 notes = 4 : 1

Let 4x be the number of $ 2 notes

Let 1x be the number of $ 5 notes

Given that total value of notes is $ 260

Therefore,

$ 2 (number of $ 2 notes ) + $ 5(number of $ 5 notes ) = $ 260

$ 2(4x) + $ 5(1x) = $ 260

8x + 5x = 260

13x = 260

x = 20

<em><u>Thus number of notes altogether is given as:</u></em>

4x + 1x = 4(20) + 1(20) = 80 + 20 = 100

Thus 100 notes were altogether

4 0
3 years ago
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