17,640 Answered Questions for the topic Algebra

Algebra Math

26m

#### Heather drove 864 miles in 12 hours. At the same rate, how long would it take her to drive 576 miles?

Please help me!?!??! I Really need help so please help me! thanks you if you help me

2h

#### Determine whether the equation y=5^7√x defines y as a function of x.

A.Yes, because any equation in terms of x and y is a function.B.No, because for any input x, the equation yields more than one output y.C.No, because for any input x, the equation yields only...
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Algebra Algebra 1

20h

#### Systems of Equation with Fraction Word Problems

How would I solve a problem such as "The denominator of a fraction is 8 more than the numerator. If 3 is added to both the numerator and the denominator, the value of the resulting fraction is 1/2....
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#### A company is offering newly hired employees three salary structures.

A company is offering newly hired employees three salary structures. One option computes raises by adding $1,000 and then a 3% increase. Another option computes raises by adding a 3% increase and...
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#### 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...
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#### 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...
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#### 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?
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#### 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...
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Algebra

3d

#### find the equation of the line theough (2,-2) which is perpendicular to the line y= x/4 + 7

Algebra Math

3d

#### Sarah bought two sodas and three candy bars for a total of $5.37. Jake bought one soda and five candy bars for a total of $5.45. What were the individual costs of each type of item?

4d

#### 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...
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Algebra Geometry

5d

#### 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

5d

#### 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

5d

#### 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...
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5d

#### 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...
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5d

#### 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...
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6d

#### 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...
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6d

#### 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...
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Algebra Precalculus

6d

#### 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

6d

#### 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...
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Algebra

7d

#### 3(2x + 1) =9 solve

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