19,133 Answered Questions for the topic Algebra

09/23/21

x varies inversely as y and x is 3, when y is 10. What is y when x is 5?
what would the variable y be when x is 5?
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Algebra Math

09/23/21

Age problem (basic algebra)
Jeremy and Mike have a combined age of 9. However Jeremy is 3 years older then twice Mike's age. How old is the brothers?
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09/23/21

Conversion in the English System by using ratio and proportion with solutions
a) 0.25 yards to inches b) 1.2 gallons to fluidrams c) 160 grains to a drachm d) 380 minims to fluidramWhat is the appropriate approach to converting these units?
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Algebra Algebra 2

09/23/21

write the equation go the line
parallel to y=0, through (8,-10)
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Algebra Algebra 2

09/23/21

solve the system of equations with three variables

7x + y + 5z = 274x + 3y + 5z = 216x + y + 2z =9
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Algebra Algebra 2

09/23/21

solve the system of equations with three variables

x - 3y + 3z = -42x + 3y - z = 154x - 3y - z = 19
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09/23/21

Algebra Chemistry Problem
A gold bar has a mass of 530,000 mg. The bar has a length of 5.2 cm a width of 2.1 cm and a density of 19.3 g/cm^3 Determine the height of the bar in millimeters. Show all work.
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Algebra

09/23/21

Can you help me with this word problem

An architect designs a rectangular flower garden such that the width is exactly two-third of the length. If 260 feet of the antique picket fencing are to be used to enclose the garden, find the... more
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09/23/21

Find two vectors v1 and v2 whose sum is <-3,3> , where v1 is parallel to <-1,0> while v2 is perpendicular to <-1,0>
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09/22/21

PLEASE ANSWER! ALGEBRA QUESTION I NEED TO KNOW.
In the rectangle, the length is six less than three times the width. If the perimeter is 100 feet, find the dimensions of the rectangle.
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09/22/21

PLEASE ANSWER! ALGEBRA QUESTION I NEED TO KNOW.
In the rectangle, the length is six less than three times the width. If the perimeter is 100 feet, find the dimensions of the rectangle.
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09/22/21

The highest recorded temperature of Earth was recorded in Africa at 136°F, while the lowest was 129°F in Antarctica. What is the range of temperatures recorded on Earth?

Answer in numbers please. I dont understand how to do this.
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09/22/21

The highest recorded temperature of Earth was recorded in Africa at 136°F, while the lowest was 129°F in Antarctica. What is the range of temperatures recorded on Earth?

Answer in numbers please. I dont understand how to do this.
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Expert Answers •1

09/22/21

The highest recorded temperature of Earth was recorded in Africa at 136°F, while the lowest was 129°F in Antarctica. What is the range of temperatures recorded on Earth?

Answer in numbers please. I dont understand how to do this.
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Algebra

09/22/21

Find the intersection
y = x2y = 6x-1
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Algebra

09/22/21

A rectangular table is four times as long as it is wide. If the area Is 36 ft^2, find the length and the width of the table.
A rectangular table is four times as long as it is wide. If the area Is 36 ft^2, find the length and the width of the table.
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Algebra Math

09/22/21

Please help me find the missing number in this sequence
8, 28, 147, ___, 9280 a brief explanation would be appreciated! thank you!
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09/22/21

Solve the system by inverting the coefficient matrix and using the following theorem:

If A is an invertible n x n matrix, then for each n x 1 matrix b, the system of equations A x = b has exactly one solution, namely, x = a^-1b. x + y + z = 3x + y - 2z = 6-2x + y + z = 0
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09/22/21

Multivariable calculus
Consider that the system of three equations xy2+zu+v2=3x3z+2y-uv=2xu+yv-xyz=1defines implicitly x y and z as a function of u and vFind ∂y/∂v and ∂z/∂u at values x=y=z=u=v=1
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Algebra

09/22/21

Which statement is true about the summer to rational numbers
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Algebra

09/22/21

Inversingggggggg
given f(2)=8, what is f-1(8)?
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09/22/21

Piece wise linear functions

A university department is planning to have a local company print custom shirts for them. The quoted price for creating and printing the shirts is as follows:○The design and set-up fee is $95. ○For... more
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09/21/21

Arizona taxes problem.

The following is from the actual Arizona state tax table for 2020 taxes.A single person whose taxable income is between $0-$27,272 is charged 2.59% in tax.A single person whose taxable income is... more
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Algebra

09/21/21

seven less than one third of a number is the same as the product of five third and the sum of that number and - 5 what is the number

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Algebra

09/21/21

Write the equation of the line parallel to y=4x-3 passing through the point (-2,9)
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