3 years ago

Graph: - 4x + 4y > 20 & 4x + 4y < -12please help !!!!!

1 answer:

8 0

I’m not totally sure about the less and greater signs because I’m not sure you can graph using those signs but either way their are your line equations

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A ski club with 28 members went on a ski trip. some members rented skis and the rest rented snowboards. if skis rent for $16.00

Nat2105 [25]

$there \ are \ 28 \ members \\ the \ number \ of \ members \ renting \ skis - x\\the \ number \ of \ members \ renting \ snowboards - y\\skis \ rent \ for \ \$16.00 \ a \ day \ and \ snowboards \ rent \ for \ \$19.00 \ a \ day\\\\\begin{cases} x+y=28 \ \ / \cdot (-16) \\ 16x+19y = 478 \end{cases}$

$\begin{cases} -16x-16y=-448 \\ 16x+19y = 478 \end{cases}\\+ -------\\3y=30 \ \ / :3 \\y=10 \\ \\
x+y=28\\x+10=28\\x=28-10\\x=18 \\ \\ Answer: \ 18 \ members \ rented \ skis .
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7 0

3 years ago

I need help please the question is in the picture.

Basile [38]

Answer:

5x+12=42

x=6

Step-by-step explanation:

8+x+x+2+3x+2=42

5x+12=42

5x=42-12

5x=30

x=6

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3 years ago

Cual es el producto de 45.37 y 26.8

IgorC [24]

Answer:

1215.916

Step-by-step explanation:

4 0

3 years ago

A man that is 6 feet tall casts a shadow 5 feet long. At the same time, a lamppost beside the man casts a shadow 25 feet long. H

Montano1993 [528]

Answer:

The answer to your question is: L = 30 ft

Step-by-step explanation:

Data

man = 6 ft

man shadow = 5 ft

lamppost shadow = 25 ft

lamppost height = ? = L

Process

$\frac{6}{5} = \frac{L}{25}$

$L = \frac{6 x 25}{5}$

$L = \frac{150}{5}$

L = 30 ft

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3 years ago

Step by step <br> answer <br> please

Airida [17]

Answer:

C. 15

Step-by-step explanation:

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3 years ago

Graph: - 4x + 4y > 20 & 4x + 4y < -12please help !!!!!​

Graph: - 4x + 4y > 20 & 4x + 4y < -12please help !!!!!