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VikaD [51]
3 years ago
11

A system of two equations is shown below. What will you need to multiply the

Mathematics
1 answer:
Inessa [10]3 years ago
6 0
In order to solve this equation you must eliminate one of the variables.

By multiplying by -3 you eliminate the y variable, making A the correct answer.
-6x-3y=-66
5x+3y=29
-x=-37
x=37

If you would like further explanation let me know. :)
You might be interested in
Please help, timed!!
fgiga [73]

Answer:

1,560

it could be letter B

Step-by-step explanation:

I'm not sure about it but yeahh hope that helps

3 0
3 years ago
4. What is the unit rate for a pound of seed? Circle the correct answer choice.
Vladimir79 [104]
<h3>Answer:  B) $1.75</h3>

===================================================

Explanation:

To get the unit cost, we divide the total cost over the number of pounds.

We can do this for any row

  • row one: ($17.50)/(10) = $1.75
  • row two: ($35.00)/(20) = $1.75
  • row three: ($52.50)/(30) = $1.75
  • row four: ($70.00)/(40) = $1.75

You don't need to show all four row calculations. You can simply pick one row.

This tells us that each pound costs $1.75

Put another way: the price is $1.75 per pound

3 0
2 years ago
6x-1=2 (2×-3) solve for x
frozen [14]
6x - 1 = 2(-6)
6x = - 11
x = - 11/6

i am a mathematics teacher. if anything to ask please pm me
8 0
3 years ago
Answer correctly !!! will mark Brianliest pleaseeeeeee
Verizon [17]

Answer:

20 degrees

Step-by-step explanation:

First, draw the triangle and label the sides and angles. (See the picture attached)

The red lines on sides FG and HF indicate that the sides are congruent since this is an isosceles triangle. Isosceles triangles have two congruent sides and angles.

All angles add up to 180 degrees. You were already given 140 for angle F. So, use to find angle h, subtract 140 from 180 and divide by 2.

180 - 140 = 40

40 / 2 = 20

Angle h is 20 degrees

4 0
2 years ago
Read 2 more answers
Help please! I need this question answered!
Pavel [41]

Answer:

1)  f(g(-2))=-3,      2) g(f(0))=5

Step-by-step explanation:

1)f(g(-2))

First, g(-2) means that x=-2. Hence, you must find the value of g(x) in the table when x=-2. You can see that, when x=-2, g(-2) = -3.

Next, you must find f(-3) in the graph, where x=-3. You can see in the graph that, when x=-3, f(-3) = -2.

Therefore, f(g(-2))=-3

2) g(f(0))

In the case, we must apply the inverse procedure. First, check in the graph that, when x=0, f(0) =1.

Next, we must look at the table and see that, when x=1, g(1)=5. Hence,

g(f(0))=5

5 0
2 years ago
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