2 years ago

What is the solution to 2x²+8x=x²-16? O x=-4 O x=-2 O x=2 Ox=4

Mathematics

1 answer:

expeople1 [14]2 years ago

8 0

2x²+8x=x²-16

2x²-x²+8x+16=0

x²+8x+16=0

D=b²-4ac

=8²-4×1×16

=64-64

x= -b+VD / 2a

=-8+V0 /2

= -8/2

=-4

You might be interested in

3. The graph y = x2 - 3 is translated down 6 units. What would be the new function rule? Y=8² - 9 À

SIZIF [17.4K]

Answer:

a= −1/9y+64/9

3 0

3 years ago

Name the types of angles shown

Karo-lina-s [1.5K]

Answer:

B) supplementary angles

C) straight angle

Step-by-step explanation:

There is a straight line, and when an angle is a straight it means its 180 degrees which makes it a supplementary angle and a straight angle.

There are no angles that are 90 degrees so its not complementary or a right angle.

8 0

2 years ago

1439 31 a. 71.9 b. 62 c. 56.3 d. 42.4 Solve for x

Tcecarenko [31]

Answer:

C26 is also a Category of EAD (Employment Authorization Document) provided to immigrant workers in U.S. These are dependents of H1b visa holders commonly referred to as H4-EAD.

Step-by-step explanation:

3 0

2 years ago

These answers on this paper

ValentinkaMS [17]

For 9 in standees form just write the regular number

6 0

2 years ago

Classify the statements based on whether they are represented by +3 or -3.

Novosadov [1.4K]

Answer

Step-by-step explanation:

If you deposit money, your bank account shows it as +3

3 degrees below zero = - 3 o F which is darn cold.

3 floors below ground level = - 3 floors below ground level

3 feet above sea level = +3 feet

3 degrees about 0 = + 3

3 dollars lost = -3 dollars.

5 0

3 years ago