17,666 Answered Questions for the topic Algebra

4d

For each situation, write a linear function using meaningful variables.

For each situation, write a linear function using meaningful variables. Find and interpret the slope and y-intercept.a). For each dollar a driver spends on gas, she can drive 15 miles. Assume she... more

4d

A local pizza place sends you online coupons.

A local pizza place sends you online coupons. You can't combine the coupons, and you are trying to choose from two deals: $6.99 per two-topping medium pizza or 20% off the regular price of $11 for... more

4d

Imagine that the price per gallon of gas with a $7 car wash is $3.19 and the price without the car wash is $3.39.

Imagine that the price per gallon of gas with a $7 car wash is $3.19 and the price without the car wash is $3.39. When is it worth it to buy the car wash? When is it worth it if the car wash costs $2? more
Algebra

4d

What is the greatest common factor of 10x^2 and 20x ?

Algebra

4d

What is the greatest common factor of 10x^2 and 20x ?

4d

A store charges $12.50 for 5 boxes of cookies.

A store charges $12.50 for 5 boxes of cookies. A second store charges $8.00 for 4 boxes of cookies, but you have to buy a gallon of milk for $3.00 to get that deal. Write the cost model equations... more
Algebra

5d

how many terms are in this expression

a3-2a2-3a2+4a3
Algebra

6d

The quotient of a number increased by 6 and 2

Linear Equation Word Problems

Cecilia rents a moving truck that uses a gallon of gas every 10 miles for $29.95 per day. She incurs an additional charge of $0.89 for each mile traveled and must return the truck with the same... more
Algebra Geometry

6d

Find coordinates for C on line segment AB that is 8 units from A.

Let A = (0,0) and B = (12,5), and let C be the point on segment AB that is 8 units from A. Find coordinates for C.
Algebra

7d

A fourth of the product of nine and a number which is then increased by two is equal to twenty.

its asking for the number

Is Trigonometry done differently in the us?

Im italian and I've watched some videos from americans and noticed a weird thing. Let's talk about a linear trigonometric equation like this: sinx+cosx+sqrt(3)=0, I've seen americans solving it by... more

Linear Equation Word Problems

Alma and Erika work part-time stocking shelves at a grocery store. At 7:00 a.m on Saturday, Alma begins unpacking boxes at a rate of 1 box every 6 minutes. Erika joins her at 7:45 a.m unpacks 1 box... more

Linear Equation Word Problem

Oliver mows lawns in his neighborhood. He charges $10 for each regular yard he mows, and he charges an extra $5 for each large yard that he mows. In one week he mowed 6 more large yards than... more

Linear Equation Word Problems

A meteorologist estimates that on a sunny day, the air temperature decreases by about 4 degrees fahreheit every 1,000 (ft) of elevation gain. On a certain day, the air temperature outside an... more

Linear Equation Word Problems

A meteorologist estimates that on a sunny day, the air temperature decreases by about 4 degrees fahreheit every 1,000 (ft) of elevation gain. On a certain day, the air temperature outside an... more
Algebra Precalculus

8d

Which of the lines is the equation of a line that passes through the point (3,6) and is perpendicular to the line 2x+4y=8?

A. Y-6=-2(x-3)b. Y=-2x+12c. All of thesed. 2x+y-12=0e. Y=2x

8d

Linear Equation Word Problems

A barber offers two options at his barbershop: a $15.00 regular haircut and a $20.00 deluxe haircut. On a certain day, the barber gave r regular haircuts and 3 fewer deluxe haircuts than regular... more
Algebra

8d

3(2x + 1) =9 solve

Algebra

8d

equation for a line that has a slope of 14 and a y-intercept of -3.

Algebra

8d

Application problem with a linear function: Finding a coordinate given two points

The monthly cost (in dollars) of a long-distance phone plan is a linear function of the total calling time (in minutes). The monthly cost for 30 minutes of calls is $12.53 and the monthly cost... more

MATH QUESTION!!

From a 9​-cm by 9​-cm piece of​ cardboard, square corners are cut out so that the sides can be folded up to make a box. Complete parts a through c below.a) Express the volume of the box as a... more

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