2 years ago

Find the solution for the following equation using the algebraic method: 3x^2+10x=8

1 answer:

6 0

The answer should be 0.875.

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Tanzania [10]

Step 1

<u>Find the total area</u>

Total area=(1,150,000/18,075)=63.62 square kilometer

The area of a circle is equal to

$A=\pi * r^{2} \\ 63.62= \pi * r^{2}\\r=\sqrt{(63.62/\pi)} \\r=4.5\ km$

therefore

the answer is

$4.5\ km$

7 0

2 years ago

solong [7]

${w}^{2} + 18w + 81 \\ (w + 9)(w + 9) \\ or \\ {(w + 9)}^{2}$

7 0

3 years ago

zheka24 [161]

Answer: 10x + 7

Step-by-step explanation:

multiply everything

2x + 7x + x + 7

combine like terms

10x + 7

7 0

2 years ago

RoseWind [281]

The last one you’re correct , 16 is a perfect example of a perfect square

5 0

3 years ago

Rasek [7]

Answer:

(-8,-5)

Step-by-step explanation:

4 0

2 years ago

Find the solution for the following equation using the algebraic method: 3x^2+10x￼=8