4 years ago

What is the positive solution of x2-36=5x

1 answer:

8 0

$x^2-36=5x\ \ \ |-5x\\\\x^2-5x-36=0\\\\x^2-9x+4x-36=0\\\\x(x-9)+4(x-9)=0\\\\(x-9)(x+4)=0\iff x-9=0\ \vee\ x+4=0\\\\\boxed{x=9}\ \vee\ x=-4$

Answer: x = 9

You might be interested in

Name the corresponding angle with angle 2

vaieri [72.5K]

Answer

3 it cant be 6 because lines L and M are not parallel

Step-by-step explanation:

5 0

3 years ago

Using algebra, describe in two or more complete sentences how to determine if the function is odd.

Sergio [31]

Answer:

If you end up with the exact opposite of what you started with (that is, if f (–x) = –f (x), so all of the signs are switched), then the function is odd.

Step-by-step explanation:

4 0

2 years ago

sue wrote a doubles fact. it has a sum less than 10 and greater than 4. the addends are each less than 5 what facts might she ha

Sergeu [11.5K]

6, 7, 8, and 9 welcome :)

7 0

3 years ago

4. 15% of what number is 30?

sergeinik [125]

I won’t answer because this is probably on your homework idk

5 0