Please help!! Solve by completing the square
x^2 + 6x – 22 = 0

Answers

Answer 1

Answer:

14x

Step-by-step explanation:


Related Questions

Diego has a water bottle and pours 6.8 ounces of water out from the full bottle. He estimates that he poured out 20% of the water in the bottle

Answers

Answer:

34 ounces

Step-by-step explanation:

Here is the full question

Diego pours 6.8 ounces of water from a full bottle. He estimates that he poured out 20% of the water in the bottle. About how much water was in the full bottle?

Let b = total ounces in the bottle

the equation that can be derived from this question is :

0.2 x b = 6.8

To find b, divide both sides by 0.2

b = 6.8 / 0.2 = 34 ounces

expand and simplify 3(x+4)+2(x+3)​

Answers

Answer:

5x+18

Have a great day :)

Answer:

The answer in this picture :)

3 x 6 + 3^3 + 4^3
plz help

Answers

Answer:

18x + 91

Step-by-step explanation:

Answer:

I believe it will be 118

Step-by-step explanation:

Hope this helps.

what’s the standard form?

Answers

Answer:

thats a tricky one.

Step-by-step explanation:

Answer:

b

plz give brainliest

Step-by-step explanation:

What is the rate of change of the line that passes through the points (-10,-7) and (2, 13)?

Answers

Slope (m) =
ΔY
ΔX
=
5
3
= 1.6666666666667
θ =
arctan( ΔY )
ΔX
= 59.036243467926°
ΔX = 2 – -10 = 12
ΔY = 13 – -7 = 20
Distance (d) = √ΔX2 + ΔY2 = √544
= 23.323807579381

Equation of the line:

y = 1.6666666666667x + 9.6666666666667

or
y =
5 x
3
+ 29
3
When x=0, y = 9.6666666666667
When y=0, x = -5.8

Angle 1 and 2 are complementary. The measure of angle 1 is 66 degrees. What is the measure of angle 2?

Answers

24. Complementary means that the angles add to 90.

convert into slope intercept form, show all work
x+y=2

Answers

Answer:

y=x-2

Step-by-step explanation:

You have to move the Y to one side and  get the X and the 2 on the other side.  

Please Help This is due at midnight please and thank you

Answers

Answer:

Measure of angle s:

Sum all angles of triangle is = 180 degrees

So,

31 + 58 + x = 180

x = 180 - 31 - 58

x  = 91

Measure of angle s: 91 degrees

ST = 17.005

RT = 33.012

Hope this helps you. Do mark me as brainlist.

y = x ^2+ 8x + 15 what is the vertex, axis of symmetry, and y-intercept? Pleaseee help

Answers

Answer:

Step-by-step explanation:

y = x^2 + 8x + 15

= x^2 + 8x + 4^2 - 4^2 + 15

= (x+4)^2-1

Answer:

(−4, −1)

vertex, axis of symmetry, and y-intercept: y = (x + 4)² −1

Step-by-step explanation:

Image below shows you the graph

Brainliest Pls

Simplify the expression

Answers

Hi there!

So what we need to do here is this...

Multiply -3/4  with there own parentheses and multiply 2 with it’s own parentthese also.

[tex]- \frac{3}{4} x 5p = 3 \frac{3}{4} p[/tex]

[tex]-\frac{3}{4} x 12 = 9[/tex]

Then do the second parenthese...

[tex]2x8=16[/tex]

[tex]2x - \frac{1}{4} = \frac{1}{2}p[/tex]

Add them like this...

[tex]( 3 \frac{3}{4}p + 9 ) + ( 16 -\frac{1}{2}p )[/tex]

Simplflied it again.../ since 3 3/4 and 1/2 both have p, add them...

[tex]3 \frac{3}{4} + - \frac{1}{2}p=3 \frac{1}{4}p[/tex]

Add the rest:

[tex]3 \frac{1}{4}p+9+16[/tex]

Which linear function has the greatest initial value? Which has the greatest rate of change? Use the drop-down menus to show your answer


Function A: (0,0) (2,5) (4,10) (6,15)

Function B: Y = 3x-1

Function C: picture***​

Answers

Answer:

Step-by-step explanation:

The function C has the greatest initial value, and the function B has the greatest rate of change

Linear function

A linear function is a function whose value changes at a constant rate.

A linear function is represented as:

[tex]y = mx + c[/tex]

Where

m represents the ratec represents the initial value, or the value of the function, when x = 0

Initial values

The initial value of function A is 0.

This is so because y = 0, when x = 0

The initial value of function B is -1

This is so because the value of function y = 3x - 1 is -1, when x = 0

From the graph, the initial value of function C is 2

Hence, the function C has the greatest initial value

Rate of change

Rate of change is calculated as:

[tex]m = \frac{y_2 -y_1}{x_2 -x_1}[/tex]

So, the rate of change of function A is calculated as follows:

[tex]m = \frac{5 - 0}{2-0}[/tex]

[tex]m = \frac{5 }{2}[/tex]

[tex]m = 2.5[/tex]

The rate of change of function A is 2.5

The rate of change of function B is 3.

The rate of change of function C is calculated as follows:

[tex]m = \frac{3 - 2}{3-0}[/tex]

[tex]m = \frac{1}{3}[/tex]

The rate of change of function C is 1/3

Hence, the function B has the greatest rate of change

Read more about linear functions at:

https://brainly.com/question/14323743

What is the value ofx?​

Answers

Answer:

x = 39

Step-by-step explanation:

∠JKL and ∠LKM are complementary angles meaning they have a sum of 90° Knowing this, we can create an equation to solve for x.

2x - 14 + 26 = 90

2x + 12 = 90

2x = 78

x = 39

-2 1/2 divided by 3 1/2

Answers

-0.71428571428 :) hope this helps

Answer:

-07428571428 yan na ang agot

Jackson is going to the state fair. The cost of admission is $4.00, and it costs $1.50 for each ride. If Jackson has $20.00, which equation can be used to determine how many rides Jackson can ride?​

Answers

1.50X-$4.00=$20 is the answer

Plot and label the point on the coordinate grid. E(5, 2)

Answers

Step-by-step explanation:

The answer is put x=2

Y=2

Two lines intersect at point b, which is also the endpoint of two rays. What is the measure of angle ABC

Answers

Answer:

The answer is "[tex]22^{\circ}[/tex]"

Step-by-step explanation:

Please find the question image file in the attachment:

In this question, [tex]\angle B =90^{\circ}[/tex], that is made up of the two complementary angles that are 57 and 3x.

So, the equation is:

[tex]\to 57+3x=90\\\\\to 3x=90-57\\\\\to 3x= 33\\\\\to x=\frac{33}{3}\\\\\to x= 11[/tex]

In [tex]\Delta ABC[/tex]:

BC=2x

put the value of x in above then [tex]BC= 2\times 11^{\circ} =22^{\circ}[/tex]

solve for x. 9 4 13.5 x+4

Answers

Answer:

x = 2

Step-by-step explanation:

The parallel lines divide the transversals into proportional segments, that is

[tex]\frac{x+4}{13.5}[/tex] = [tex]\frac{4}{9}[/tex] ( cross- multiply )

9(x + 4) = 54 ( divide both sides by 9 )

x + 4 = 6 ( subtract 4 from both sides )

x = 2

If 12 bars of chocolate cost £4.80 how much will 10 cost?​

Answers

4.80 / 12 gives the price of one chocolate bar = £0.40 or 40p then to get ten, multiply 0.40 by 10= £4.00

Answer:

it is 4.00 for 10

Step-by-step explanation:

because it is 40 cents for 1 bar so 40 plus 40 is 80 so minus 80 cents is 4.00 dollars


What is the perimeter of this tile?
10 in.
8 in.
6 in.

Answers

Answer:

What tile ;-;

Step-by-step explanation:

Im trying to learn how to solve myself so please tell me how you found answer

Answers

Answer:

8

Step-by-step explanation:

We can set this up in a ratio. In the picture shown, there is a large triangle and a small triangle inside it.

The ratio for the large triangle would be 21/28.

I got the '21' from '21/28' from doing 15+6.

Now the ratio for the small triangle is 6/x. As x is the unknown value.

To find x, we have to cross multiply and to do that we would do:

21x = 28x6

Simply and you get

21x=168

x=8

Hope this helps! :)

How would 125% be expressed as a decimal. You also need to explain what is the rule in changing Percent to decimal . Give another 3 examples . pa help po ty po in advance ❤

Answers

Answer:

[tex]\frac{45}{100}\\\\ \frac{9}{10}[/tex]

[tex]\frac{10}{100} = 10%[/tex]

Step-by-step explanation:

125 % can be expressed as decimal as

[tex]\frac{125}{100} \\\frac{25}{20} \\\frac{5}{4}[/tex]

Rule in changing Percent to decimal

a) Divide a percent by 100

b) Remove percent sign

example

30%

= 3/10

45 %

[tex]\frac{45}{100}\\\\ \frac{9}{10}[/tex]

[tex]\frac{10}{100} = 10%[/tex]

5. Find the slope. Make sure to reduce

Answers

The slope of the line is 1/2

Megan served cereal to her three children for breakfeast. If she started with a full box and gave 1/8 of the box to each child what fraction of the box of cereal remains

Answers

Answer:

5/8

Step-by-step explanation:

since it says she has THREE children she gave each children a fraction of it which would be 1/8 each and in total of that would be 3/8 so she will have 5/8 left.

Hope that helped =)

The answer for this question is 5/8

what is the HCF(Highest Common Factor) of :
a) 6 and 8
b) 8 and 12
c) 6 and 12

PLEASE HELP!!!​

Answers

Answer:

a)2

b)4

c)6

Step-by-step explanation:

What is the y-intercept of the graph?

Answers

Answer:

8

Step-by-step explanation:

Answer:

The Y-intercept is 8

Step-by-step explanation:

If you look at where Y starts at then that would be you intercept.

Please help ! (Picture below)

Answers

128
128
52
The 52 is opposite so it’s the same subtract from 360 and divide by 2

Please help!! Use the discriminate to determine the number of solutions and types of solutions for the quadratic equation.

Discriminant=__

Number of solutions for the quadratic equation=___

a^2+3a=7

Answers

Answer:

two unequal, complex roots

Step-by-step explanation:

Rewrite this quadratic as a^2 + 3a - 7 = 0.  The coefficients are {1, 3, -7}.  The discriminant is b^2 - 4ac = 3^2 - 4(1)(-7), or 9 - 28, or -19.

Because the discriminant is negative, we know immediately that this quadratic has two unequal, complex roots.

Sixty is what percent of 30​

Answers

60 percent of 30 is 200

Answer:

sixty percent of 30 is 200

Is it possible to construct Triangle ABC with angles 40, 60 and 90 degrees?
EXPLAIN WHY OR WHY NOT

Answers

Answer:

No, it's not possible

Step-by-step explanation:

A triangle must equal 180 degrees. 40+60+90 is 190, which is over 180.

Math problem pls help me

Answers

9514 1404 393

Answer:

  A'(-2, -1), B'(-1, 3), C'(-3, -5), D'(1, 2)

Step-by-step explanation:

Rotation 270° CCW about the origin is accomplished by the transformation ...

  (x, y) ⇒ (y, -x)

The rotated point coordinates are shown above and on the graph below.

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