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3 years ago

What is the answer for 21÷1/3?

Mathematics

2 answers:

77julia77 [94]3 years ago

3 0

Answer:

Step-by-step explanation:

21*3=63

hope this helps..

devlian [24]3 years ago

3 0

Answer:

Step-by-step explanation:

You first convert 1/3 to 3, and division to multiplication. The equation is now 21 x 3, which is equal to 63.

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write an equation in point-slope form and slope-intercept form for a line that passes through point(4,-1) and has a slope of -3

melamori03 [73]

Answer:

Point Slope: $(y-(-1)=3(x-4)$

Step-by-step explanation:

$y-y1=m(x-x1) Point Slope Form\\plug in:\\y-(-1)=3(x-4)\\$

$Slope Intercept is y=mx+b\\Find Y Int (b):\\b=-13\\Plug in;\\y=3x-13$

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4 years ago

What is an equation of the line that passes through the point (−1,−6) and is parallel to the line 5x-y=9

satela [25.4K]

Answer:

-5x + y = -1 or y = 5x - 1

Step-by-step explanation:

5x - y = 9

-5x - 5x

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-y = -5x + 9

__ ______

-1 -1

y = 5x - 9

__________________________________________________________

-6 = 5[-1] + b

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-1 = b

y = 5x - 1

If you want it in Standard Form:

y = 5x - 1

-5x -5x

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-5x + y = -1 >> Line in Standard Form

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7 0

3 years ago

Solve a variable source x-7=15

mezya [45]

Answer:

x = 22

Step-by-step explanation:

x = 7 + 15

x = 22

4 0

3 years ago

Read 2 more answers

The diagonal of a rectangle is 25 in. The width is 15 in. What is the area of the rectangle?

Nana76 [90]

Answer:

375 in² is the answer.

Step-by-step explanation:

Are of rectangle= area of 2 triangle

= 1/2*25*15+1/2*25*15

=187.5+187.5

=375 in²

7 0

3 years ago

Help me pleaseeeeeeeeee

ankoles [38]

Answer:

The diameter is related because it helps find the circumference.

5 0

3 years ago