Ask question

Ask question

All categories

2 years ago

12

Solve x2 + 12x = –20 by completing the square.

1 answer:

Scorpion4ik [409]2 years ago

4 0

Answer:

Solve x2 + 12x = –20 by completing the square.Add to both sides of the equation. The value of in this equation is 36Write the left side of the equation as a binomial squared. The left side of the equation becomes (x+6)2.Use the square root property of equality.Isolate the variable: x = -10 and -2

Step-by-step explanation:

You might be interested in

Complete the equation of the line whose slope is -2 and y-intercept is (0,-8)

skad [1K]

Y= -2x-8
if I helped, please give me brainliest

4 0

3 years ago

Soloha48 [4]

Answer:

$21

Step-by-step explanation

65/100 = .65

60 * .65 = $39

60 - 39 = $21

8 0

2 years ago

Write each repeating decimal using bar

SVETLANKA909090 [29]

Answer:

*The bar is supposed to go on top of the number, but I will put it at the bottom because I don't know how to do it at the top*

a) 0.<u>5</u>

b) 0.<u>13456</u>

Step-by-step explanation:

a) The 5 is repeating so you put the bar on top of the 5

b) The number 13456 is repeated so you put the bar on top of the 13456

6 0

3 years ago

susan is buying supplies for a party. if spoons only come in bags of 8 and forks only come in bags of 6, what is the least numbe

Free_Kalibri [48]

Well your are going to find the factors of both 6 and 8 and you will eventually find the the least common multiple for both of them is 24.

8 0

3 years ago

GOOD AT GEOMETRY? COME TAKE THESE EASY POINTS. 10 POINTS FOR WHOEVER GETS IT RIGHT AND BRAINLIEST!!

astraxan [27]

Answer: $T_8, _4$ (Choice 1)

Step-by-step explanation:

3 0

3 years ago