3(x-10)=-9


linear equation. ​

Answers

Answer 1

Answer:

x=7

Step-by-step explanation:

3x-30=-9

3x=21

x=7

hope this helped! have a Blessed day!

Answer 2

3(x-10) =-9

3x - 30 = - 9

3x - 30+30= - 9+30

3x =21

X = 21/3.

X= 7


Related Questions

Mary has 3636 flower pots. She plants daisies in \frac{2}{3} 3 2 ​ of her flower pots. In how many flower pots does Mary plant daisies? Use paper to show your work. Enter your answer in the box.

Answers

Answer: 24

Step-by-step explanation:

Number of flower pots = 36

Since she plants daisies in 2/3 of her flower pots, the number of flower pots that Mary plant daisies will be:

= 2/3 × 36

= 2 × 12

= 24

She plants daises in 24 flower pots

if i had 2 cats and my mom bought me 4 dogs how many animals is that in total​

Answers

Answer:

2 + 4 = 6 animals

Step-by-step explanation:

2 cats + 4 dogs = 6 animals

6 animals is the answer

Heather wants to purchase an electronic guitar. The price of the guitar with tax is $2,420. If she can save $90 per month, how long will it take her to save up for the guitar?

Answers

Answer:

About 27 months with additional days

Step-by-step explanation: 2420/90 is 26.888888888888888888888888888889

what is half of 1/4?

Answers

Answer:

It is 1/8

Step-by-step explanation:

If you split 1/4 into another half you will get 1/8

This is true because if you add 1/8 and 1/8 you get 2/8 which simplified is 1/4

2t + 9 + 4 + 3t = 23
full answer no word

Answers

Answer:

t = 2

Step-by-step explanation:

Write the equation of the line that passes through the points (-4, 3) and (2,-6)?​

Answers

Answer:

-9/2

Step-by-step explanation:

6th grade math help me pleaseeee

Answers

Answer:

D :3 -Your friend, Bill Cipher

Step-by-step explanation:

Answer:

sqrt of 65, bc 8 squared is 64

1. Remember what we know about vertical angles and solve for X.
(4x-7)
(3x+2)

Answers

Answer:

Step-by-step explanation:

Both will be equal ,

4x-7 =3x +2

solve it we will get ,

x =9 degree

Answer:

answer is x=9

vertical angles have same angle measure.

so:

(4x-7)=(3x+2)

x=9

lets see if it correct. put x values in

4×9-7=3×9+2

29=29

help me please!!!!!!!!!!!!!!!!

Answers

Answer:

The second store is cheaper

1st store is $290 and the 2nd is $257

Please help, if you get right, you will get a brainlst.

Answers

Answer:

from left to right

-8

-9

-10

-11

solve the system using the any method:

x+3y=9
2x+5y=14

pls explain-

Answers

-3,4 is your answer
Sorry photo messed up and bad quality

Tina is 7 years younger than her cousin, Sierra. Their ages add up to 31. How old is Tina?

Answers

Answer:

Sierra is 19 and Tina is 12.

Step-by-step explanation:

Sierra is 19 and Tina is 12.

19-7 = 12

19+12= 31

Dion ran 3.75 kilometers each day to prepare for a race. What was the number of kilometers that Dion ran during 28 days?

Answers

Answer:

Dion ran 105 kilometers in 28 days.

Step-by-step explanation:

3.75*28= 105

Dion ran 105 kilometers in 28 days.

Answer:

105 Kilometers

Step-by-step explanation:

3.75 times 28 equals 105.

1880000 in scientific notation

Answers

Answer:

1.88 x 10⁶

Step-by-step explanation:

HELP PLEASE FAST
Solve for x

Answers

Answer:

[tex]x^o+2x^o=180^o [Sum~of~angles~of~straight~line~is~180^o]\\or, 3x^o=180^o\\or, x = 60^o[/tex]

Step-by-step explanation:

x + 70° = 130° {exterior angle of a triangle is equal to the sum of two opposite interior angles}

x = 130° - 70°

x = 60°

Now for 2x = 2 * 60° = 120°

Find the volume of the cone. Round your answer to the nearest tenth. Use 3.14 for n.
11 cm
16 cm
The volume is about
1 cm²

Answers

Step-by-step explanation:

use formula

volume of cone =1/3 πr²h

A person places $3610 in an investment account earning an annual rate of 6.6%, compounded continuously. Using the formula V = Pe^{rt}V=Pe rt , where V is the value of the account in t years, P is the principal initially invested, e is the base of a natural logarithm, and r is the rate of interest, determine the amount of money, to the nearest cent, in the account after 18 years.

Answers

Answer:

11842.6541≈11842.65

Step-by-step explanation:

The amount of money to the nearest cent in the account after 18 years is

$11842.75.

What is Continuous compounding?

Continuous compounding is the mathematical limit that compound interest can reach if it's calculated and reinvested into an account's balance over a theoretically infinite number of periods. While this is not possible in practice, the concept of continuously compounded interest is important in finance. It is an extreme case of compounding, as most interest is compounded on a monthly, quarterly, or semiannual basis.

A = P × [tex]e^{rt}[/tex]

where,

A = Amount of money after a certain amount of time

P = Principle or the amount of money you start with

e = Napier’s number, which is approximately 2.7183

r = Interest rate and is always represented as a decimal

t = Amount of time in years

Given here,

Principal amount (P) = $3610,

Interest rate (r) = 6.6% = 6.6/100 = 0.066

Amount of time (t) = 18 years

Therefore, Amount after 18 years will be A = P × [tex]e^{rt}[/tex]

                    A = $3610 × [tex]2.7183^{0.066 *18}[/tex]

                    A = $3610 × 3.2805

                    A = 11.842.7482

                    A = $11842.75

Hence, The amount of money to the nearest cent in the account after 18 years is $11842.75

Learn more about continuous compounding here:

brainly.com/question/30033245

#SPJ5

Please help this is hard.

Answers

for number 5 it’s 16

2) Dan pays $42.95 per month for his cell phone. At
this rate, what will his cell phone cost for a year?


Please help !

Answers

$42.95 x 12 =
I will let you do the rest.

Answer:

$515.40

Step-by-step explanation:

Dan pays $42.95 per month for his cell phone. There are 12 months.

m=months

($42.95m) (12) = $515.40

7(2x+5) = 11x-9-x

How would you verify or check your answer when x=-11 pls HELP]

Answers

14x+35=10x-9
14x-10x=-9-35
4x=-44
4x/4=-44/4. (-/+=-)
x=-11

9514 1404 393

Answer:

  put the value into the equation and do the arithmetic

Step-by-step explanation:

As with any checking, you put the value where the variable is and do the arithmetic.

  7(2x +5) = 11x -9 -x

For x = -11

  7(2(-11) +5) = 11(-11) -9 -(-11)

  7(-22 +5) = -121 -9 +11

  7(-17) = -119

  -119 = -119

The value x = -11 makes the equation true.

Spencer has a bank account with a balance. Of. $75.Spencer owes$30 to her credit card and she owes $50 for a LCD tv.What would spencers bank balance be,if both debits were paid.

Answers

Answer: $-5

Step-by-step explanation:

From the question, we are informed that Spencer has a bank account with a balance of $75.

We are further told that Spencer owes $30 to her credit card and she owes $50 for a LCD tv.

The amount on Sencers bank balance if both debits were paid would be:

= $75 - ($30 + $50)

= $75 - $80

= $-5

What is the pattern for solving Benchmark Percentages of 100% ?

Answers

Answer: divide by 100 then times result by x

Step-by-step explanation: hope it helps

thx for points gl :)

Hey there! This is my last math question of the day! Please, do me a favor and help me out! Please remember I need an inequality for this answer! Thanks!

Answers

Answer:

150 ≥ 55+0.20t

Can someone please help me with this??

Answers

9514 1404 393

Answer

  a) correct

  b) (30, 100) would mean an area of 100 square feet is enclosed when the width is 30 feet. (Kristina's vertex coordinates are incorrect.)

Step-by-step explanation:

a) The derivation and expression for A(w) are correct

__

b) Kristina made a mistake in using her graphing calculator to find the vertex. The actual vertex is (27.5, 756.25). The coordinates of the vertex are (w, A(w)). The vertex (w, A(w)) means that the area of the enclosed space is A(w) when the width of the enclosure is w.

If Kristina's vertex coordinates were correct (which they are not), they would tell you the enclosed area is 100 square feet when the width of the enclosure is 30 feet.

What are the coefficients in the expression 10g + 3e + 9

Answers

Answer: 10 and 3

Step-by-step explanation:

A coefficient is a number placed before a variable so its 10 and 3 in this expression.

a chimp is taking a multiple-choice test. of course the chimp can't read and is guessing for every question. if there are 4 choices for each question, and there are 84 questions on the test, how many questions can we expect the chimp to answer correctly? (hint: there is a 25% chance that the chimp will guess correctly)​

Answers

Answer:

21 because there is a 1/4 chance and there are 84 questions, so 1/4 (25%) of 84 is 21.

Step-by-step explanation:

the width if a rectangular room is 1 less than twice the length if the perimeter is 196 feet how long is the length

Answers

Answer:

l = 33 feet

Step-by-step explanation:

Let length be l.

Width, b = 2l-1

Perimeter of the room, P = 196

We know that the perimeter of the rectangle is given by :

P = 2(l+b)

196=2(l+2l-1)

98=3l-1

Adding 1 both sides.

98+1=3l-1+1

3l=99

l = 33 feet

So, the length of the room is 33 feet.

What is the equation in slope-intercept form

( y = mx + b)?

A. y =13x -3/2

B.y = -3/2x + 13

Answers

Answer:

B

Step-by-step explanation:

Slope is rise/run, so the fraction would be more likely to be the correct answer.

will someone plz help me

Answers

the answer is none the right answer would be x>= -37/3
All you have to do is put in one of the numbers given and put it in the inequality as x. For example, in the picture you can see that I put in each of the numbers as x for the equations and checked which ones came out as false or true. The ones that came out as true are the correct answer. So the answer is 8 and 2.

There are 18 girls on the swim team and 12 boys on the swim team what percent of the team is made up of boys

Answers

40% since 30/12 is equal to .4

Answer:

40%

Step-by-step explanation:

So add 18 and 12 makes 30. Then divide 30 with a common factor say 6. so there is 5 6s in 30 so each 6 is equivalent to 20 percent there are 2 6s in 12 so it is 40 percent

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