3 years ago

(-2,1); m = -3

Mathematics

1 answer:

a_sh-v [17]3 years ago

8 0

Answer:

I dont know if this is much help but I asked my mom to review it as she said it was correct. :)

You might be interested in

(2a+b) (a-b) + (2a-b) (a+b)

yanalaym [24]

Answer: 4a^2-2b^2 (I think this is right)

Step-by-step explanation:

Using the order of operations I started by multiplying both of the sides separately. The left side of the equation becomes 2a^2-b^2-ab while the right becomes 2a^2-b^2+ab. Then I put the sides together to add them and after combining like terms it becomes 4a^2-2b^2.

8 0

2 years ago

12 pack of 8-ounce bottles of water costs $3.46. The actual cost per ounce for the bottled water is closest to which of the foll

Pavel [41]

.4335

Explanation- 12 divided by $3.46 and then divide the number you get from that by 8.

8 0

3 years ago

The dash unit of length is metre

Ugo [173]

Answer:

Units of Length

10 millimeters (mm) = 1 centimeter (cm)

10 decimeters = 1 meter (m)

10 decimeters = 1000 millimeters

10 meters = 1 dekameter (dam)

4 0

3 years ago

If JK=20-x^2, KL=2-x, and JL=10 find x

kherson [118]

$|JK|=20-x^2;\ |KL|=2-x;\ |JL|=10\\D:20-x^2 > 0\ and\ 2-x > 0\ and\ 20-x^2 < 10\ and\ 2-x < 10\\x\in(-\sqrt{20};\ \sqrt{20})\ and\ x < 2\ and\\x\in(-\infty; -\sqrt{10})\ \cup\ (\sqrt{10};\ \infty)\ and\ x >-8\\\\x\in(-\sqrt{20};-\sqrt{10})\\\\|JL|=|JK|+|KL|\\\\20-x^2+2-x=10\\\\-x^2-x+22=10\ \ \ \ \ |subrtact\ 10\ from\ both\ sides\\\\-x^2-x+12=0\\\\-(x^2+x-12)=0\\\\x^2+x-12=0\\\\x^2+4x-3x-12=0\\\\x(x+4)-3(x+4)=0\\\\(x+4)(x-3)=0\iff x+4=0\ or\ x-3=0\\\\x=-4\in D\ or\ x=3\notin D\\\\Answer:\boxed{x=-4}$

6 0

3 years ago

What is the from point H at {7,6) to point J at (-5,6) on the coordinate plane?

Svetach [21]

Answer:

Step-by-step explanation:

5 0

3 years ago