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Xelga [282]
3 years ago
11

Which of these shows the result of using the first equation to substitute for Y in the second equation, then combining like term

s?

Mathematics
2 answers:
Setler [38]3 years ago
4 0

The answer for this question is A

FrozenT [24]3 years ago
4 0

Answer:

Option D

Step-by-step explanation:

Equations given in the question are y = 2x and 2x + 3y = 16

As per question we replace y = 2x in the second equation and combination the like terms.

2x + 3(2x) = 16

2x + 6x = 16

8x = 16

Option D will be the answer.

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The first showing of a new movie at the local movie theatre sold a total of 650 tickets. A ticket purchased at the door costs $1
Georgia [21]
They sold 400 tickets at the door ($11.50) and 250 tickets were pre-purchased ($8.50).
6 0
3 years ago
A girl scout sells 3 boxes of cookies during week 1. She has a goal to sell twice as many cookies each week as she did the week
snow_lady [41]

Answer

93 boxes

Step-by-step explanation:

Week one= 3 boxes

Week two= 2×3=6 boxes

Week three= 2×6=12 boxes

Week four= 2×12=24 boxes

Week five= 2×24=48 boxes

Total number of boxes sold is the sum for boxes sold in week 1,2,3,4 and 5

T=3+6+12+24+48=93

8 0
3 years ago
Read 2 more answers
Explain how to use a graph of the function f(x) to<br> find f(3).
Oksanka [162]

To find the value of f(3) we need to follow the below steps :

Step 1 : First plot the graph of f(x)

Step 2 : We need to find f(3) or the function value at x = 3 therefore, in the graph locate the point (3,0)

Step 3 : Draw a line parallel to Y-axis passing through the point (3,0) .

Step 4 : Now there exists two cases :

If the drawn line do not intersect the graph of f(x), then no value of f(3) exists for the given function of x

If the drawn line intersects the graph, then the intersection point is marked and a line parallel to x - axis is drawn passing through that marked or intersection point. And the line where it intersects the y - axis is our required value of f(3).

If this is wrong than I guess I wasn't smart enough :)

4 0
3 years ago
How is 0.136¯¯¯¯ written as a fraction in simplest form?
drek231 [11]

Answer:

\frac{3}{22}

Step-by-step explanation:

the bar above 36 means that the digits 36 are being repeated

we require 2 equations with the repeating digits placed after the decimal point.

let x = 0.13636.. ( multiply both sides by 10 and 1000 )

10x = 1.3636... (1)

1000x = 136.3636... (2)

subtract (1) from (2) thus eliminating the repeating digits

990x = 135 ( divide both sides by 990 )

x = \frac{135}{990} = \frac{3}{22} ← in simplest form

5 0
2 years ago
A running back is having a great day on the football field. It’s only the third quarter, and he’s already rushed for 203 yards.
Naddik [55]

Answer:

He needs to gain more than 26 yards in order to break his record

Step-by-step explanation:

Let y stand for the number of yards he’ll have to gain. The sum of y plus the number of yards he already has (203) must be greater than 229 in order for him to break the record.  

203 + y > 229                           Set up the inequality.

203 − 203 + y > 229 − 203       Subtract 203 from both sides of the inequality.

y > 26

8 0
3 years ago
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