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labwork [276]
3 years ago
12

30 POINTS URGENT! When solving the following system of equations, which variable would be the easiest to solve for?

Mathematics
1 answer:
AnnyKZ [126]3 years ago
8 0

Answer:

b

Step-by-step explanation:

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He value of y varies directly with x. When y=2 2/5 , x=3/5 .
Leya [2.2K]

Answer:

I don't know sorry

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4 0
3 years ago
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xz_007 [3.2K]

Answer:

21/29

Step-by-step explanation:

adjacent/hypotenuse

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3 years ago
If y varies inversely as x, find the constant of variation k and the inverse variation equation for the situation.
sertanlavr [38]

Answer:

y = 7/x

Step-by-step explanation:

y = k/x

1/5 = k/35

(1/5)(35) = k

k = 7

4 0
3 years ago
Please Help!!!!!! Me On These Questions!!!!!
baherus [9]
Consecutive odd or even integers are of the form x, x+2.
So we have x(x+2) = 63, where Diane's age = x.

x²+2x = 63.
x² + 2x - 63 = 0
(x + 9)(x - 7) = 0
x = -9, or 7.

Since -9 is awfully young, we rule it out and say Diane's age is 7, and her sister is 9.

7 0
3 years ago
Find the volume of the solid figure 3’width 5’length and 6’height
lesya [120]

Answer:

<h2>A. 90 cu.ft</h2>

Step-by-step explanation:

The formula of a volume of a rectangular solid (cuboid):

V=lwh

l - length

w - width

h - height

We have

l=5\ ft,\ w=3\ ft,\ h=6\ ft

Substitute:

V=(5)(3)(6)=90\ ft^3

8 0
3 years ago
Read 2 more answers
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