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27,265 Answered Questions for the topic algebra 1

Algebra 1

10/25/23

What is the equation in slope-intercept form of the line that passes through the point (2,4) and is parallel to the line represented by y=−x+5?

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Algebra 1

10/25/23

What is the equation in slope-intercept form of the line that passes through the point (2,4) and is parallel to the line represented by y=−x+5?

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Answers •1

Algebra 1

10/25/23

Each marble bag sold by Dante's Marble Company contains 5 red marbles for every 7 green marbles. If a bag has 49 green marbles, how many red marbles does it contain?

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Algebra 1

10/24/23

There are 4 consecutive even integers that sum to 124. What is the greatest of these integers?

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Algebra 1

10/24/23

A dairy needs 230 gallons of milk containing 6% butterfat. How many gallons each of milk containing 8% butterfat and milk containing 3% butterfat must be used to obtain the desired 230 gallons?

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Algebra 1

10/24/23

Emma has half of her investments in stock paying a 6% dividend and the other half in a stock paying 14% interest. If her total annual interest is $420 , how much does she have invested?

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Algebra 1

10/24/23

What is the x -intercept of the graph of y=3x+6 ?

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Algebra 1

10/24/23

If the determinant of the matrix M

If the determinant of the matrix M = Row 1: a b cRow 2: d e f Row 3: g h kis det(M)=4, then find the determinant of the following matrices. (a) Row 1: (-2a+2d) (-2b+2e) (-2c+2f)Row 2: a ... more

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Algebra 1

10/24/23

A rectangular pool is surrounded by a walk 2 meters wide.

A rectangular pool is surrounded by a walk 2 meters wide. The pool is 5 meters longer than its width. If the total area of the pool and walk is 172 square meters more than the area of the pool,... more

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Algebra 1

10/24/23

One leg of a right triangle is 6 millimeters longer than the shorter leg and the hypotenuse is 12 millimeters longer than the shorter leg. Find the lengths of the sides of the triangle.

plz oh plz help

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Algebra 1 Math Algebra 2 Calculus

10/24/23

A scientist begins with 250 grams of a radioactive substance. After 250 minutes, the sample has decayed to 30 grams.

1.) Write an exponential equation f(t) representing this situation. (Let t be the amount of radioactive substance in grams and t be the time in minutes.)2.) To the nearest minute, what is the... more

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Algebra 1

10/23/23

Bill and Mary Ann went to the Viola bakery. Bill bought 3 danishes and 6 filled donuts for $11.64 Mary Ann bought 4 of each for $9.52 What is the price of each type of pastry?

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Answers •2

Algebra 1

10/23/23

algebra Deteminant

a) If you want to calculate the determinant D = Row 1: 1 0 3 −1 Row 2: 5 2 0 3 Row 3: 2 1 −4 0 Row 4: −3 5 0 2 which row or column should you choose to expand along to make the calculation as... more

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Algebra 1

10/23/23

Question is in the description (IXL question)

Write a system of equations to describe the situation below, solve using substitution, and fill in the blanks.Winston is a kickboxing instructor who will be teaching classes at a local gym. To get... more

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Algebra 1

10/22/23

A metallurgist has one alloy containing 28% aluminum and another containing 64% aluminum. How many pounds of each alloy must he use to make 49 pounds of a third alloy containing 45% aluminum?

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Answers •2

Algebra 1

10/22/23

A dairy farmer wants to mix a 55% protein supplement and a standard 45% protein ration to make 1400 pounds of a high-grade 50% protein ration. How many pounds of each should he use?

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Answers •1

Algebra 1

10/22/23

A dairy needs 384 gallons of milk containing 5% butterfat. How many gallons each of milk containing 6% butterfat and milk containing 3% butterfat must be used to obtain the desired 384 gallons?

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Answers •1

Algebra 1

10/22/23

t=50+N-40/4 if t=50 what is the answer

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Algebra 1

10/22/23

Rectangle of the x

geometry find the value of x so the rectangle have the same area

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Answers •1

Algebra 1

10/21/23

Graph the line perpendicular to y=4 that passes through (-5, -2)

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Algebra 1

10/21/23

what's the shortest side medium side and longest side

The longest side of a triangle is 5 inches longer than the shortest side. The medium side is 4 inches longer than the shortest side. If the perimeter of the triangle is 30 inches, what are the... more

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Algebra 1

10/21/23

slope of a line perpendicular to the line y=-2/5x + 11

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4x+8<-1/2(4x-4)

What is the equation in slope-intercept form of the line that passes through the point (2,4) and is parallel to the line represented by y=−x+5?

What is the equation in slope-intercept form of the line that passes through the point (2,4) and is parallel to the line represented by y=−x+5?

Each marble bag sold by Dante's Marble Company contains 5 red marbles for every 7 green marbles. If a bag has 49 green marbles, how many red marbles does it contain?

There are 4 consecutive even integers that sum to 124. What is the greatest of these integers?

find f(-1) on graph

find 1/4[40-e(-3)]

A dairy needs 230 gallons of milk containing 6% butterfat. How many gallons each of milk containing 8% butterfat and milk containing 3% butterfat must be used to obtain the desired 230 gallons?

Emma has half of her investments in stock paying a 6% dividend and the other half in a stock paying 14% interest. If her total annual interest is $420 , how much does she have invested?

What is the x -intercept of the graph of y=3x+6 ?

If the determinant of the matrix M

A rectangular pool is surrounded by a walk 2 meters wide.

One leg of a right triangle is 6 millimeters longer than the shorter leg and the hypotenuse is 12 millimeters longer than the shorter leg. Find the lengths of the sides of the triangle.

A scientist begins with 250 grams of a radioactive substance. After 250 minutes, the sample has decayed to 30 grams.

Bill and Mary Ann went to the Viola bakery. Bill bought 3 danishes and 6 filled donuts for ​$11.64 Mary Ann bought 4 of each for ​$9.52 What is the price of each type of​ pastry?

algebra Deteminant

Question is in the description (IXL question)

A metallurgist has one alloy containing 28% aluminum and another containing 64% aluminum. How many pounds of each alloy must he use to make 49 pounds of a third alloy containing 45% aluminum?

A dairy farmer wants to mix a 55% protein supplement and a standard 45% protein ration to make 1400 pounds of a high-grade 50% protein ration. How many pounds of each should he use?

A dairy needs 384 gallons of milk containing 5% butterfat. How many gallons each of milk containing 6% butterfat and milk containing 3% butterfat must be used to obtain the desired 384 gallons?

t=50+N-40/4 if t=50 what is the answer

Rectangle of the x

Graph the line perpendicular to y=4 that passes through (-5, -2)

what's the shortest side medium side and longest side

slope of a line perpendicular to the line y=-2/5x + 11

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Bill and Mary Ann went to the Viola bakery. Bill bought 3 danishes and 6 filled donuts for $11.64 Mary Ann bought 4 of each for $9.52 What is the price of each type of pastry?