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3 years ago

How to solve y=0.40x+70

Mathematics

1 answer:

den301095 [7]3 years ago

8 0

Its hard to explain how to solve but I could just give you the answer: 4.4

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Moving the decimal twice to the right 0.55 =

koban [17]

Answer:

55 l hope am not wrong

Step-by-step explanation:

if you find this helpful plz follow me

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3 years ago

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What number of 22 cm x 2ż cm x 2ż cm number cubes will it

Monica [59]

you doing canvas too

Step-by-step explanation:

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3 years ago

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How do i solve the question in the image provided ?

Mars2501 [29]

Answer:

0.19+0.46i and 0.19-0.46i

Step-by-step explanation:

$\neq (-b+\sqrt{b^2-4ac} )/2a\\and\\(-b-\sqrt{b^2-4ac} )/2a\\\\a=8\\b=3\\c=2\\(-3+\sqrt{3^2-4*8*2} )/(2*8)\\= - 0.1875+0.463512i\\(-3-\sqrt{3^2-4*8*2} )/(2*8) = -0.1875-0.463512i$

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3 years ago

Need help with these math questions

PSYCHO15rus [73]

$\sqrt{16-x}$ x = 8

Since x = 8, you can plug in/substitute 8 for "x" in the equation:

$\sqrt{16-x}$

$\sqrt{16-8}$

$\sqrt{8}$

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2.83 You answer is the 4th option

$\sqrt{x+7}$ x = 9

Plug in 9 for "x" in the equation

$\sqrt{x+7}$

$\sqrt{9+7}$

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3 years ago

Solve x²+5x=0 by completing square

laiz [17]

Answer:

x= 0

x=−5

Step-by-step explanation:

x^2+5x=0

Factor out x.

x(x+5)=0

Factor out x = 0 and x +5 = 0

x=0

x=−5

Mark me as brainliest

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3 years ago

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