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MAXImum [283]
3 years ago
9

20 points please help - geomtry

Mathematics
1 answer:
charle [14.2K]3 years ago
7 0

Answer:

x = 7 units

Step-by-step explanation:

Write and solve an equation of ratios, as follows:

   5 cm                 3 cm

------------------ = ------------------------

(40 + 5) cm      (3 + 2x + 10) cm

This simplifies to:

  5             3

-------- = -----------

  45       2x + 13

Solve for x.  Cross-multiplying, we get:

10x + 65 = 135, or x = 7

So x = 7 units.

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Help!!! ASAP pleaseee!!
Alla [95]

Answer:

1. The two numbers are 4 and 8.

Step-by-step explanation:

1) variables: x and y

2) x + y = 12, y - x = 4

3) graph using desmos or another graphing calculator

4) the solution is x = 4, y = 8, or 4 and 8. This means that 4 and 8 can be added to equal 12, and the difference between them is 4.

5 0
3 years ago
Soire 4(x + 1) + 8 = 24. (I point)<br> оа<br> A 3.75<br> B -2<br> C 5<br> D 3
Olin [163]

Answer:

3

Step-by-step explanation:

4(x + 1) + 8 = 24

Subtract 8 from each side

4(x + 1) + 8-8 = 24-8

4(x + 1) = 16

Divide by 4

4(x+1)/4 = 16/4

x+1 = 4

Subtract 1

x+1-1 = 4-1

x=3

7 0
3 years ago
F(x) = x^4- x^4 - 20<br><br> find all zeros by factoring and explaining the steps
Soloha48 [4]
No x-intercept/zero

Step by step

To find x-intercept/zero, substitute f(x)=0

F(x)=-20

0=-20

The statement is false for any value of

X=0

Since there is no solution for f(x)=0, there is no -intercept/Zero

Your welcome:)
5 0
3 years ago
24 (1 point)
egoroff_w [7]

Answer:

Step-by-step explanation:

6 0
2 years ago
Read 2 more answers
The highest number rounded to 500 is 499.. why is this answer incorrect and what is the correct answer..
SVETLANKA909090 [29]

Why is this answer incorrect?

There are decimal places that are closer to 500.

What is the correct answer?

I believe it would be 499.9 with a bar over the last 9

Hope this helps!

5 0
3 years ago
Read 2 more answers
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