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Sergeeva-Olga [200]
3 years ago
15

Tell whether a=−5 is a solution of a≤0.

Mathematics
1 answer:
guajiro [1.7K]3 years ago
6 0

Answer:

Yes it is, since a has to be less than or equal to 0, and -5 is indeed less than 0.

Step-by-step explanation:

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Answer:

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Step-by-step explanation:

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4 years ago
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Solve the system of equations using the substitution method.
Delicious77 [7]

Answer:

x = 14

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Step-by-step explanation:

Given

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x = -3y + 5

Required

Solve

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Open bracket

-6y + 10 + 8y =4

Collect like terms

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3 years ago
Solve the following:<br> ⅜x - 16 = 16
Likurg_2 [28]

Answer:

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Step-by-step explanation:

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8 0
3 years ago
The area of a rectangle with a perimeter of 500 cm is modeled by the function A = 250l − l^2 where l is the length of the rectan
Olin [163]
The perimeter is 500 cm, meaning the width + width + length + length is 500 cm in this rectangle.

clearly, since their sum is 500 total, the length of any of the sides cannot be larger than 500, it has to be less to allow room for the other 3 sides.  L < 500.

and the length cannot be 0 either, because if it's, then there's no rectangle :). L > 0

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8 0
4 years ago
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the line perpendicular to y= 3/7x + 7 and containing (3,-7) . The equation in standard form using only integers is ?
vlabodo [156]
The equation is 7x + 3y = 0
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3 years ago
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