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lesya692 [45]
2 years ago
10

Solve the radical equation. √x − 1 + 5 = 9

Mathematics
2 answers:
Tanzania [10]2 years ago
7 0
  • √x-1+5=9
  • √x+4=9
  • x+4=9²
  • x+4=81
  • x=77
Rudik [331]2 years ago
5 0

Answer:

17

Step-by-step explanation:

square root of x-1 +5=9

square root of x-1 = 4multiple by power of 2 because square root is cancled by 2.

x-1=16,x=17

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A line passes through the point (-6,9) and has a slope of 3/2. Write an equation in slope-intercept form for this line.
BaLLatris [955]

Answer:

y=3/2x+18

Step-by-step explanation:

Hi there!

We are given a point (-6,9) and a slope of 3/2

We want to write the equation of this line in slope-intercept form

Slope-intercept form is written as y=mx+b, where m is the slope and b is the y intercept

Since we already know the slope of the line as 3/2, we can substitute it as m into the equation:

y=3/2x+b

Now let's find  b

Since the equation of the line passes through (-6,9), we can use it to help solve for b

Substitute -6 as x and 9 as y:

9=3/2(-6)+b

Multiply

9=-9+b

Add 9 to both sides

18=b

Substitute 18 as b into the equation.

y=3/2x+18

Hope this helps!

7 0
2 years ago
Arnold can read 3 pages in 7 minutes. Brenda can read 8 pages in 14 minutes. Who is the faster reader? Justify your answer.
Mrac [35]

Answer:

Brenda

Step-by-step explanation:

You can divide the number of pages by the number of minutes to find the amount of minutes it takes to read 1 page. For Arnold, 3 pages / 7 minutes = 1 page per approximately 0.43 minutes. For Brenda, 8 pages / 14 minutes = 1 page per approximately 0.57 minutes. Brenda reads slightly faster since 0.57 > 0.43

8 0
3 years ago
25 points. Similarity in triangles
Helen [10]
◆ Triangles ◆

Heya !

Check the attachment.
Hope it helps you ;)

3 0
3 years ago
Add.
Vikki [24]

Answer:

5/6

Step-by-step explanation:

9/30 + 16/30 = 25/30 = 5/6

3 0
3 years ago
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Liz has $17.00 to spend on a girl’s night out with her friends. She plans to spend $6.50 on a movie ticket. How much money does
NARA [144]

Answer: 10.50 is what she has left to spend

Step-by-step explanation: Hope it helps!

6 0
3 years ago
Read 2 more answers
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