Thursday

October 27, 2016
**Easy Algebra Equation**

5-2(x+6)=14 Solve for x. I got 10.5 but the check won't come out right???

*Wednesday, October 26, 2016 by Konkel*

**Algebra **

What is the solution to a two-variable equation? What are the ways to represent solutions to a two-variable equation?

*Wednesday, October 26, 2016 by Spetle*

**Algebra**

Find a polynomial function of lowest degree with rational coefficients that has the given numbers as some of its zeros. 3-i,sqrt2 f(x)=??

*Wednesday, October 26, 2016 by Gabby*

**algebra**

Find the pattern and fill in the missing entries. in(x) | out(y) | 23 2 | 8 -2 | -4 8 | 26 0 | ? ? | 302 1.5 | ?

*Wednesday, October 26, 2016 by Isabella*

**Algebra**

Acme Movers charges $280 plus $40 per hour to move household goods across town. Hank's Movers charges $75 per hour. For what lengths of time does it cost less to hire Hank's Movers? It costs less to hire Hank's Movers for ...

*Wednesday, October 26, 2016 by Gabby*

**Algebra**

Solve the following equation: 9z^2+34=36z The solutions are:

*Wednesday, October 26, 2016 by Tony*

**algebra**

basic cellphone plan cost $20 per month for 60 calling minutes. Additional time costs .40 per minute. The formula gives the monthly cost for this plan C, for x calling minutes, where x > 60. How many calling minutes are possible for a monthly cost of at least $28 and at ...

*Wednesday, October 26, 2016 by lisa*

**Algebra **

What is the solution to a two-variable equation? What are the ways to represent solutions to two-variable equation?

*Wednesday, October 26, 2016 by Spetle*

**algebra**

basic cellphone plan cost $20 per month for 60 calling minutes. Additional time costs .40 per minute. The formula gives the monthly cost for this plan C, for x calling minutes, where x > 60. How many calling minutes are possible for a monthly cost of at least $28 and at ...

*Wednesday, October 26, 2016 by lisa*

**Algebra**

Find the pattern and fill in the missing entries. In (x) out (y) 23 2 8 -2 -4 8 26 0 302 1.5 Rule:

*Wednesday, October 26, 2016 by Bryan *

**algebra**

Write an algebraic expression for the given quantity. Let x represent the unknown value. a value increased by 6

*Wednesday, October 26, 2016 by debbie*

**Algebra**

A fitness club offers two membership options. The first option has an initial fee of $50 and then charges $30 per month. The second option has no initial fee but charges $40 per month. After how many months, x, will the first option be a better value than the second?

*Wednesday, October 26, 2016 by Aimee*

**algebra **

Find the perimeter of the triangle whose vertices are the following specified points in the plane? (0,-3), (-2,1) and (-4,6)

*Wednesday, October 26, 2016 by cindy*

**Algebra**

If a rectangular solid has a volume of x^3+2x^2+x, what could represent the lengths of the sides? don't have a clue how to start

*Wednesday, October 26, 2016 by Megan*

**Algebra 1**

Choose the correct solution in roster form. N is the set of natural numbers that are factors of 12. {1, 2, 3, 4, 6} {1, 2, 3, 4, 6, 12}** {1, 2, 3, 4, 5, 6, 8, 12} {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12}

*Wednesday, October 26, 2016 by Anonymous*

**Algebra 1**

Suppose U = {1, 2, 3, 4, 5, 6, 7, 8} is the universal set and P = {2, 4, 6, 8}. What is P' ? {2, 4, 6, 8} {1, 2, 3, 4, 5, 6, 7, 8} {1, 3, 5, 7}** {1, 3, 5, 7, 8}

*Wednesday, October 26, 2016 by Anonymous*

**Algebra 1**

Write the solution to the inequality in set-builder notation. 5r + 8 < 63 {r | r < 11}** {r | r < 15} {r | r < 71} {r | r < 8}

*Wednesday, October 26, 2016 by Anonymous*

**8th Grade Pre-Algebra **

Find the value of the following expression: (2^8 ⋅ 5−5 ⋅ 19^0)−2 ⋅ (5-2/2^3)^4 ⋅ 2^28 (5 points) Write your answer in simplified form. Show all of your steps. (5 points) Please somebody help me I'm so confused. I know I'm supposed to...

*Wednesday, October 26, 2016 by Music Lover 14*

**algebra**

pedro and juan can do a piece of work in 3( 3)/(7) days. if pedro works in 3 days and juan in 4 days, they will finish the work. find the time required by each to do the work.

*Wednesday, October 26, 2016 by irish*

**Algebra**

One number is three times the another number. If both numbers are positive and their product is 27, find the numbers

*Wednesday, October 26, 2016 by Chloe*

**algebra**

company A charges $110 for the truck and $55 per hour for the movers company B charges $100 for the truck and $ 60 per hour for the movers create a cost equation for each company where y is the total cost and x is the number of hours of labor

*Wednesday, October 26, 2016 by HR*

**Algebra 1**

Simplify the difference (-7p^4+4p^3+6)-(3p^3-5p+3) I removed the parenthesis and changed the addition and subtraction signs to their opposites on the second set; -7p^4 + 4p^3 + 6 - 3p^3 + 5p - 3. When I combined the like terms, I was able to simplify the polynomial to p^3 + 5p...

*Wednesday, October 26, 2016 by Sami*

**algebra **

if sin alpha is 0.28° where 0° is less than or equal to alpha less than or equal to 90°, evaluate cos alpha, tan alpha, sec alpha, cosec alpha and cot alpha. please help, it's urgent.

*Wednesday, October 26, 2016 by liz*

**Algebra 1**

What is the slope of (4,1.2),(10,6)?

*Tuesday, October 25, 2016 by Margarita *

**Algebra 2**

Hello! I was wondering if someone could tell me if the solution to this problem is identity or no solution. The problem is 4n+5=6r+7 and I think the solution is n=3/2r+1/2 is it an identity or no solution? Thank you so very much for your help!

*Tuesday, October 25, 2016 by Cheryl*

**algebra**

You are buying two kinds of notebooks for school. A three-ring notebook costs $6, and a spiral notebook costs $3. You must have at least five notebooks. The cost of the notebooks can be no more than $24. Which system of inequalities, along x>0 and y>0 would you use to ...

*Tuesday, October 25, 2016 by sarah*

**Algebra**

Finding the rule Input: 9,24,3,39,12 Output:7,12,8,16,30

*Tuesday, October 25, 2016 by Mobeen*

**Algebra**

How many times greater is 7,000 than 700

*Tuesday, October 25, 2016 by Jeon*

**Algebra**

The sum of two numbers is 1161. The first number is 183 less than twice the second number. What are the numbers?

*Tuesday, October 25, 2016 by Katie*

**algebra**

One hundred fifty and fifty-seven hundredths in decimal notation ?

*Tuesday, October 25, 2016 by Anonymous*

**Pre-Algebra**

"John puts $200 in his safe and starts saving $50 per month. Write a function rule for the amount of money he will have in his safe after x months. How much money will be in his safe after 12 months?" I got how much money will be in his safe after 12 months, but I ...

*Tuesday, October 25, 2016 by Amy*

**algebra**

-5(3-x)+4=5q-11

*Tuesday, October 25, 2016 by cali*

**Algebra 1**

f (x) = 9x^3 + 2x^2 - 5x + 4 and g(x) = 5x^3 - 7x + 4. What is f (x) - g(x)? Show all your stes and write your final answer in factored form. I am really stumped on this, could someone help me?

*Tuesday, October 25, 2016 by Lauren*

**algebra**

The data list shows the scores of ten students in Mr. Smith's math class. 61, 67, 81, 83, 87, 88, 89, 90, 98, 100 What is the standard deviation, to the nearest tenth, of the data if the scores represent a sample of Mr. Smith's students?

*Tuesday, October 25, 2016 by sevoria*

**Algebra 2**

Samantha uses 1/2 of a tablespoon of sugar for 1/8 of a batch of pudding. How many tablespoons will she use for the entire batch of pudding?

*Tuesday, October 25, 2016 by Lakabrius*

**Algebra 1**

1. A family is building a circular fountain in the backyard. The yard is rectangular and measures 14x by 19x and the fountain is going to be circular with a radius of 6x. Once the fountain is built, what will be the area of the remaining yard. A. 230πx^2 B. 230x^2 C. 266x...

*Tuesday, October 25, 2016 by Hannah*

**Algebra Two**

David’s monthly salary is $2500 plus 6% commission on his sales. What must be the amount of his sales for him to earn at least $3,100 each month?

*Tuesday, October 25, 2016 by Chris*

**algebra**

In the illustration below, a rectangular coordinate system has been superimposed over a billiard table. Write a function that mathematically models the path of the ball that is shown banking off of the far cushion. F(x)=

*Tuesday, October 25, 2016 by Duran*

**Algebra **

What number is not part of the domain of the function g(x)=x+2/x-1 How can you tell? I am stuck.

*Tuesday, October 25, 2016 by Smith*

**algebra**

the number of bacteria in a certain population is predicted to increase according to a continuous exponential growth model at a relative rate of 6% per hour. suppose that a sample culture has an initial population of 94 bacteria. find the predicted population after four hours.

*Monday, October 24, 2016 by jasica*

**algebra**

On average a family of four consums 247.2 gallons of water per day. Calculate the quarterly bill for family of four

*Monday, October 24, 2016 by Anonymous*

**Algebra II**

Find the recursive formula for the following sequence and determine if the sequence is arithmetic or geometric. A) 3,7,11,15.... B) -5,-15,-75....

*Monday, October 24, 2016 by Luisa*

**Algebra **

Betty can mow a lawn in 90 minutes. Melissa can mow the same lawn in 60 minutes. How long does it take for both Betty and Melissa to mow the lawn if they are working together?

*Monday, October 24, 2016 by Naysha Faulks *

**Algebra**

The Blakely family has driven 50 miles of a 200-mile trip. Their car travels 30 miles per gallon of gas. How many gallons of gasoline, g, will the car use on the remainder of the trip?

*Monday, October 24, 2016 by Rameare*

**Algebra 1**

Just checking my answers. What is the sum or difference? 1. 2x^4 - 8x^4 A. -6x^8 B. -6x^4*** C. -16x^4 D. -16x^8 What is the sum or difference 2. 10y^10 - 14y^10 A. -4y^20 B. -140y^20 C. -140y^10 D. -4y^10*** 3. Write the polynomial in standard form. Then name the polynomial ...

*Monday, October 24, 2016 by Alyssa*

**Algebra **

A projectile is fired straight up in the air. Let h(t) be its height in meters above the ground t seconds after it was fired. Use the model h(t) = −4.9t2 + 70t + 30 to answer the following questions. Feel free to use a calculator for computations, but show all your work ...

*Monday, October 24, 2016 by Jess Lee*

**algebra**

If an A.p. Fifth term exceeds twice second term by 1. The tenth term xeceeds twice fourth term by 3 * find first term and common difference * find sum of first twenty-five terms.

*Monday, October 24, 2016 by Anwar *

**algebra**

find the x-intercepts, f(x)=-9x^2-48x-64

*Monday, October 24, 2016 by jen*

**Algebra**

Factorize 1: 8z^2+19z+15=0 2: 4x^2+16x-6=0

*Sunday, October 23, 2016 by Amy*

**Algebra**

solve for the negative value of x: I know if you solve for a positive value, the answer for x=13; but how to get the negative value. |2x-8|=18

*Sunday, October 23, 2016 by Annie*

**algebra**

The two smaller angles of a right triangle have equal measures. Find the measure of the smaller two angles, and the measure of the largest angle, in degrees.

*Sunday, October 23, 2016 by gina*

**Algebra**

one number is 5 more than another number.3 times the greater plus twice the lesser is 30

*Sunday, October 23, 2016 by Allwyn*

**Algebra **

A small garden measures 11 ft by 8 ft. A uniform border around the garden increases the total area to 154 ft2. What is the width of the border? I cant seem to get the right answer. Please help

*Sunday, October 23, 2016 by Brittani *

**Algebra**

I'm thinking of a number. When I multiply it by 6 and subtract 30, the answer is 78 What is Noah's number?

*Sunday, October 23, 2016 by Ali*

**Algebra**

One alloy of brass is 70% copper and 30% zinc. Another alloy of brass is 40% copper and 60% zinc. How many grams of each of these alloys need to be melted and combined to obtain 300 grams of a brass alloy that is 60% copper and 40% zinc

*Saturday, October 22, 2016 by Jonn*

**Algebra**

The formula I = PRT where I = Interest, P = principal, R = rate, and T = time is used to calculate the amount of simple interest earned. Solve this formula for T.

*Saturday, October 22, 2016 by Kay*

**algebra 1**

by the end of your 6th Spanish lesson you have learned 20 vocabulary words. when you started (0 lessons) you only knew 2 words. write an equation that gives the number of vocabulary words you know, y, in terms of the number of lessons you have had, x. (iv tried many things but...

*Saturday, October 22, 2016 by mackenna*

**Algebra**

Country A has a growth rate of 4.7% per year. The population is currently 5,646,000 and the land area of Country A is 13,000,000,000 square yards. Assuming this growth rate continues and is exponential, after how long will there be one person for every ...

*Saturday, October 22, 2016 by David*

**Algebra**

Mickey charges $15, $30, $45, and $60 for babysitting 1, 2, 3, and 4 hours, respectively. Is the relationship between the number of hours and the amount charged porportional? If so, find the unit rate. If not, explain

*Saturday, October 22, 2016 by Amy*

**algebra**

linear equations y=192+0.04y I have no work to show has I don't know where to start

*Friday, October 21, 2016 by slynn*

**Algebra**

Suppose U={1,2,3,4,5,6,7,8,9,10} is the universal set, and P={1,4,9}. What is P'? A. {2,3,5,6,7,8} B. {2,4,6,8} C. {1,2,3,4,5,6,7,8,9,10} D. {2,3,5,6,7,8,10} Is the answer D? Thank you

*Friday, October 21, 2016 by Anonymous*

**algebra**

f(x) varies inversely with x and f(x) = –10 when x = 5. What is the inverse variation equation? is the answer f(x)= -2/x ?

*Friday, October 21, 2016 by megann*

**algebra**

someone help please im homeschooled and dont understand math at all, its my weakest subject :( If y varies inversely with x and y = 6 when x = 3, then what is y when x = 2? a.) 9 b.) 12 -im guessing this? c.) 18 d.) 36

*Friday, October 21, 2016 by megann*

**Algebra**

a formula that can be used to find the diagonal length of any paper square and a formula that can be used to find the total number of triangles needed

*Friday, October 21, 2016 by willy pierre*

**Algebra**

Linear Equations (solve for y to put it into slope intercept form...y = mx+b). Are these 2 correct, please show me what I did wrong if not, thank you... A) y-5 = -2(x-3) y-5 = -2x+6 (add +5 to both sides) y = -2x+11 B) if m = -2/1 = -2 y-0 = -2(x+4) y = -2x-8

*Friday, October 21, 2016 by KERN1*

**Algebra**

Did you hear about, page 150; ALGEBRA WITH PIZZAZ.

*Friday, October 21, 2016 by Bruno*

**algebra/AP physcis**

how do i solve for v in the equation: v^2/.6=1.2v^2/.6 +9.8

*Thursday, October 20, 2016 by Sam*

**Algebra**

Hello again! I've got two questions I'm stuck on in an algebra worksheet. 1. Solve the equation: 2𝑦 + 5 = 1/2(4𝑦 + 8) (I really don't know how to solve these correctly, I've tried everything.) 2. The density of an object is calculated using the ...

*Thursday, October 20, 2016 by Rocket*

**Algebra**

What is the slope Gas cost 3.29 per gallon. A function can be used to describe the cost to fill up a car.

*Thursday, October 20, 2016 by Sharon*

**Algebra**

In a rectangular room 10 feet wide 40 feet long and 50 feet high there are four Windows each 30 inch by 48 inches what is the ratio of Windows Surface 2 floor area in this room?

*Thursday, October 20, 2016 by Joe*

**algebra 1**

Which type of function is represented by the table of values below? x y 1 4 2 16 3 64 4 256 5 1,024

*Thursday, October 20, 2016 by sandra*

**algebra**

If al items are 0.(99) cents each what is the cost C(x) if 2 items are purchased

*Thursday, October 20, 2016 by Char*

**Algebra**

How do you simplify 1/3 + 3/x 1/9- 9/x square

*Thursday, October 20, 2016 by Nocholas*

**algebra 2**

A quadratic equation can be written in vertex form or in standard form. Sometimes one form is more beneficial than the other. Identify which form would be more helpful if you needed to do each task listed below and explain why a. factor the equation b. graph the parabola c. ...

*Thursday, October 20, 2016 by wordss*

**algebra**

Molly deposits $200 in a savings account that has a 20% interest rate compounded annually. What will be her total after 3 years?

*Thursday, October 20, 2016 by Brandon*

**Physics algebra and trig**

A pair of fuzzy dice is hanging from the rearview mirror of a race car. As the car accelerates smoothly, the strings of the dice are tilted slightly toward the rear of the car. From the perspective of the driver, which one of the following statements is true, if the dice are ...

*Thursday, October 20, 2016 by Kyle*

**Algebra 1**

Select the points that lie on the function H(x)=3x^2 (1,3) (1,9) (-1,-3) or (-1,3)

*Thursday, October 20, 2016 by Jaycob*

**Algebra**

Country A has a growth rate of 2.6% per year. The population is currently 4,069,000 and the land area of Country A is 33,000,000,000 square yards. Assuming this growth rate continues and is exponential, after how long will there be one person for every ...

*Thursday, October 20, 2016 by David*

**Algebra 2**

The graph shows a probability distribution. Which probabilities are equal to 0.3? Select each correct answer. P(X≥3) <my choice P(5≤X≤8) P(X≤3) <my choice P(3≤X≤5)

*Thursday, October 20, 2016 by ashleigh*

**Algebra **

-4 less than or equal to 4(6y-12)-2y

*Thursday, October 20, 2016 by Anonymous*

**Algebra 2**

Given: 11-pound mixture of peanuts, almonds, and raisins Cost: peanuts - 1.5 per pound almonds - 3 per pound raisins - 1.5 per pound mixture: twice as many peanuts as almond; total cost of mixture is 21. a + p + r = 11 lbs a + 2a + r = 11 lbs 3a + r = 11 r = 11 - 3a 1.5(2a) + ...

*Thursday, October 20, 2016 by Becky*

**Algebra**

Mrs. Hill is 4 years older than twice her sons age. If the sum of their age is 50, how old is her son?

*Thursday, October 20, 2016 by Rosa *

**College algebra**

-2.4+(5.2)Help!?

*Thursday, October 20, 2016 by Kiita*

**Algebra**

Four less than 1/3 of a number is 8 1/3 x -4+4=8+4 3x12==36 36: 3=8 12-4=8

*Thursday, October 20, 2016 by Ginna*

**Algebra**

1/5x + 4/5y + 2/5x - 1/5y=

*Thursday, October 20, 2016 by Tante*

**Algebra**

-(3x-2y) -(5x-4y)=

*Thursday, October 20, 2016 by Tante*

**Algebra**

I purchased a car for $20,000. At year 5 the car was worth $10,000. How much will it be worth at 7years?

*Wednesday, October 19, 2016 by Melissa*

**Algebra**

The sum of 3 consecutive odd numbers is 63. What is the smallest of these numbers

*Wednesday, October 19, 2016 by Shane*

**algebra**

Simplify. Answer should contain only positive exponents. Please show work. (3a^2)^3 Thank you!!

*Wednesday, October 19, 2016 by Logan*

**Algebra 2**

Evaluate the function when x=1. f(x)=4x-2. Write the input and output as a set of ordered pairs, and identify the domain and range of the ordered pair. Ordered Pair: Domain: Range: 2. Write an equation of direct variation that passes through the point (9,1).

*Wednesday, October 19, 2016 by Becky*

**algebra**

a spinner is split into three equal sections numbered one through three. What is the probability of spinning two threes in a row?

*Wednesday, October 19, 2016 by Lizzie*

**Algebra**

Manuel plans to install a fence around the perimeter of his yard. His yard is shaped like a square and has an area of 40,000 square feet. The company that he hires charges $2.50 per foot for the fencing and $50.00 for the installation fee. Write a function, g(x), to represent ...

*Wednesday, October 19, 2016 by Ana*

**Math, Algebra**

choose the correct solution and graph for the inequality (3y-6)/3 +4 <= -2 OR (4y-8)/2 -1 >= 5 Someone please help me and show me how to solve this. The numbers in parentheses are over a fraction, which is the number next to the slash. I can do the graphing myself, I ...

*Wednesday, October 19, 2016 by Earth*

**beginning algebra**

find 3 ordered pairs the satisfy the equation 2x + 10y = 25

*Wednesday, October 19, 2016 by margie*

**Algebra**

If the input is 30 what would the output be?

*Wednesday, October 19, 2016 by Macee*

**Algebra**

What no should be added to 27x^3-54x^2+36 x -11. So that the resulting polynomial. Becomes divisible by (3x-2)

*Wednesday, October 19, 2016 by Ishika*

**algebra**

How to complete the august 2018 calendar using numerical expression?

*Wednesday, October 19, 2016 by Shanetot.03*

**Algebra**

Tire pressure is directly proportional to temp on a temp scale where zero degrees is absolute zero. given that temp in degrees celcius and degrees Fahrenheit are related by the formula F=9/5C +32 and absolute zero is -273.15C, by what % does tire pressure decrease when the ...

*Tuesday, October 18, 2016 by Grace*

**Algebra 1**

Benito has $6 to spend a sundae cost $3.25 Plus $0.65 per topping write and solve an inequality find how many toppings can he order.

*Tuesday, October 18, 2016 by Anonymous *

**algebra**

use the identity a^2+b^2=(a+bi)(a-bi) to factor 16y^2+1

*Tuesday, October 18, 2016 by kate*