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Phantasy [73]
3 years ago
7

Can someone please help me with those 3 please?

Mathematics
2 answers:
sergejj [24]3 years ago
6 0
The coefficient of y is. Y-7y.
The coefficient of y is 1. Or if you combine them it’s -6

The constant is -2
lorasvet [3.4K]3 years ago
3 0
Your answer for number 3 is -9x-6y+4
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B. line 2
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6 0
4 years ago
Find the variable 3x+5=20
ziro4ka [17]

Answer:

<u>x=5</u>

Step-by-step explanation:

3x=20-5

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x=5

7 0
3 years ago
The sum of two numbers is 30 and their differences is -64. what are the 2 numbers
Fynjy0 [20]

Answer:

One of them is -17 and the other one 47 .

Step-by-step explanation:

1 .

x+y=30

x-y=-64

2x= -34

x=-17

---------

2.

-17+y=30

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4 0
3 years ago
An architect created a scale model of what a college campus will look like once construction is finished. The scale for the mode
kykrilka [37]

Answer: 125ft

Step-by-step explanation:

In the model, we have the relation:

2in = 25ft

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Then, if the building is 10 inches tall in the model, we have:

How many groups of 2 inches we have in 10 inches?

10in/2in = 5

And we know that each one of these 2 inches represent 25ft, then 5 of them are 5 times 25 ft:

The height of the building is 5*25ft = 125ft

5 0
3 years ago
Please Answer Quick! And A Explanation Would Be Nice Too! 40 points &lt;3
scZoUnD [109]

Answer:

Part A:

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Part B:

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3 years ago
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