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ad-work [718]
3 years ago
13

A) Graph the following two lines on the same rectangular coordinate system. Show all your working. You need to use the slope-int

ercept method.
Graph A: 3x+2y=12 Graph B: 4x-y=5
B) Mark the point intersection of the two graphs M, and give coordinates.
C) What is the difference in units between the Y-coordinates of Graph A and Y-coordinates of Graph B?
E) Draw the graph x-=6 on the same set of axes. At which point does this line cut Graph A?

Mathematics
1 answer:
Oksanka [162]3 years ago
8 0
Graph a.

3x+2y=12
-3x -3x

2y=-3x+12
2/2y=(3x+12)/2

y=-1.5x+6

graph b.

4x-y=5
+y +y

4x=y+5
-5 -5

4x-5=y

c) 11 units is the difference between y-coordinates of graph a and y-coordinates of graph b.

e) at (6,-3) x=6 cuts into graph a

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Please help very urgent
Arturiano [62]

Answer:

<em>Marika's calculation is correct</em>

Step-by-step explanation:

<em>Lori has erroneously identified a common ratio of the geometion sequence</em>

<em>one has to divide subsequent term by the preceding term as was correctly by Marika. so Marika's calculation is correct.</em>

<em>hope it helps...</em>

<em>have a great day !!!</em>

8 0
3 years ago
Your patio is 12 feet by 15 feet. After remodeling, the new dimensions are 18 feet by 22 feet. By how many square feet have you
Mashutka [201]
<h3>Answer:  216 square feet</h3>

Work Shown:

Old area = 12*15 = 180 square feet

New area = 18*22 = 396 square feet

Difference = New - Old = 396 - 180 = 216

The patio's area increased by 216 square feet.

8 0
2 years ago
Help please anyone??
katovenus [111]

Answer:

147

Step-by-step explanation:

Suplementary angles add up to be 180

So 180-33 is 147

3 0
3 years ago
Read 2 more answers
No step by step answers or links
inysia [295]

Answer:

1. k = 15

2. d = 20

3. n = 3

6 0
2 years ago
Match each expression with the equivalent expanded expression.
adelina 88 [10]

Answer:

Question

Match each expression with the equivalent expanded expression.

0.5 (2x + 3)

- 10x - 3

1/3 ( 9 +81)

8x - 4

-5 (2x + 3/5)

-2x + 3

2 (4x-2)

x + 1.5

-3 (2/3x - 1)

30

Answer:



Step-by-step explanation:



Step-by-step explanation:

Question

Match each expression with the equivalent expanded expression.

0.5 (2x + 3)

- 10x - 3

1/3 ( 9 +81)

8x - 4

-5 (2x + 3/5)

-2x + 3

2 (4x-2)

x + 1.5

-3 (2/3x - 1)

30

Answer:



Step-by-step explanation:



5 0
2 years ago
Read 2 more answers
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