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mr Goodwill [35]

3 years ago

5

Find her number and explain

2 answers:

Andreas93 [3]3 years ago

8 0

It should be 11. hope this helps :)

german3 years ago

3 0

Answer: 11

Step-by-step explanation:

Just do it backwards. Add 5 to 17, and then divide that by 2.

17+5= 22

22/2=11

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The number 160 is increased by 50%. The result is then decreased by 25%. What is the final number?

harkovskaia [24]

Answer:

60

Step-by-step explanation:

50%=.50

160×.50=80

160+80=240

25%=.25

240×.25=60

60 is the final number

8 0

3 years ago

3x+6<25,x=8 true or false

Liono4ka [1.6K]

That is false

If x=8 then the whole thing is 24+6 which is 30

so 30<25 is false

6 0

3 years ago

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The ratio of girls to boys is 2:1 and that there are 3 boys, what is the number of girls?

ASHA 777 [7]

Answer:

Step-by-step explanation:

6

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3 years ago

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Give the discriminant of the equation 0 = −x2+6x−9<br>please answer

Brut [27]

Answer:

x = 3

Steps:

$- ( {x}^{2} - 6x + 9) = 0$

$- {(x - 3)}^{2} = 0$

${(x - 3)}^{2} = 0$

$x - 3 = 0$

There you go!

8 0

3 years ago

The area of the triangle below is 8.91 square inches. What is the length of the base?

Studentka2010 [4]

Answer:

8.1 inches

Step-by-step explanation:

Area of a triangle = ½ × base × height = Area

Rearranged =

$\frac{area}{ \frac{1}{2} \times height}$

Base is the length by the way.

$\frac{8.91}{ \frac{1}{2} \times 2.2 }$

=8.1 inches

6 0

3 years ago

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