Plz help !! Me with it

Mathematics

2 answers:

astraxan [27]3 years ago

7 0

Answer:

x=31

Step-by-step explanation:

4+ sqrt (x+5) = 10

Subtract 4 from each side

4 -4+ sqrt (x+5) = 10-4

sqrt(x+5) = 6

Square each side

(sqrt(x+5))^2 = 6^2

x+5 = 36

Subtract 5 from each side

x+5-5 = 36-5

x = 31

zvonat [6]3 years ago

6 0

Answer: b. 31

<u>Step-by-step explanation:</u>

$4+\sqrt{x+5}=10\\\\\sqrt{x+5}=6\\\\(\sqrt{x+5})^2=(6)^2\\\\x+5=36\\\\x=31\\\\\\Check:\\4+\sqrt{(31)+5}=10\\\\4+\sqrt{36}=10\\\\4+6=10\ \checkmark$

You might be interested in

How do I find the LCD

Tom [10]

Multiply like such:

((a^2) -36) x 6 3 x (a^2) - 7a + 6
----------- and ----------
((a^2) -36) x (a^2) - 7a + 6 (a^2)-36 x (a^2) - 7a + 6

to get

6 3
--------------- x -----------
( a - 1 ) ( a - 6 ) ( a - 6 ) (a + 6 )

Which totals : (This is the answer)

18
--------------
( a - 6 )^2 ( a + 6 ) ( a - 1 )

I tried my best, if this isnt right sorry :P

5 0

3 years ago

1 2/5 as a improper friction

Oksanka [162]

Answer:

7/5

Step-by-step explanation:

8 0

3 years ago

What is the solution to the inequality -3x - 5 < -20?

laiz [17]

Answer: