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3 years ago

Which number produces a rational number when multiplied by 0.5?

Mathematics

1 answer:

irakobra [83]3 years ago

8 0

6 because it makes 3

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Can someone please help with this?

IrinaVladis [17]

Answer:

x= -2, x = 5

Step-by-step explanation:

$\sqrt{5x+11}-1=x$

$\sqrt{5x+11}=x+1$

$5x+11=(x+1)^2$

$5x+11=x^2 + 2x + 1$

$0=x^2 + 2x + 1-5x-11$

$0=x^2 -3x-10$

$0=(x+2)(x-5)$

x= -2, x = 5

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ALSO THIS ONE PLEASE I WILL MARK AS BRAINLIEST

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Answer:

11 c; 12 c; 13 b

Step-by-step explanation:

Question 11

$\text{Volume} = \text{4 doses} \times \dfrac{\text{2 T}}{\text{1 dose}}\times \dfrac{\text{15 mL}}{\text{1 T}} = \textbf{120 mL}$

Question 12

(a) Add up the total fluid ounces

$\begin{array}{rr}\textbf{Liquid} & \textbf{V/oz} \\\text{Juice} & 6 \\\text{Water} & 4 \\\text{Soda} & 8 \\\text{Coffee} & 10 \\\text{Milk} & 6 \\\text{Total fluids} & 34 \\\end{array}$

(b) Convert fluid ounces to millilitres

$\text{Volume} = \text{34 oz} \times \dfrac{\text{15 mL}}{\text{1 oz }} = \textbf{510 mL}$

Question 13

1 L =10 dL

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Devon has 3 gallons of water in a large container. He begins to fill up glasses that each hold 1/8 a gallon of water. How many g

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Answer:

Devon can fill up 24 cups of water

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Katyanochek1 [597]

The third one**(1+5h)+2**

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