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20,417 Answered Questions for the topic Algebra

Algebra

09/13/21

Algebra word problem

The average height of mountain A is 14,230 ft, and its average height is 8890 ft less then the sum of the average heights of mountain B and C. The average height of mountain C is 280 ft less than... more

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Algebra Algebra 2

09/13/21

write the equation of the line

when given the following info, write the equation go the line. m = undefined (-8,8)

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Algebra Algebra 2

09/13/21

find the equation of the line in all 3 forms (standard, slope intercept & point slope)

parallel to 3x-7y=4, through (3,-4)

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Algebra Algebra 2

09/13/21

find the equation of the line in all 3 forms (standard, slope intercept & point slope)

perpendicular to 7x-6y-8=4, through (0, -4)

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Algebra

09/13/21

How many more points did she score in the second game?

Susan scored a total of 35 points in 2 games. She scored 6 times as many points in the second game as in the first. How many more points did she score in the second game?

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Algebra

09/13/21

What is the net of change in f from x=2 to x=8

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Algebra

09/13/21

Harry pays $28 for a one month gym membership and has to pay $2 for every fitness class he takes. This is represented by the following function, where x is the number of classes he takes.

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Algebra

09/13/21

Algebra quick question

Two planes leave san Francisco one flying north and the other flying south the southbound travels 46 miles faster than the northbound plane after 4 hours they are 680 miles apart find the speed of... more

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Algebra

09/13/21

Algebra quick question

a passenger train and a freight train leave cities 320 miles apart and travel toward each other the passenger train is travelling 20 miles faster than the freight train find the speed of each train... more

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Algebra Domain And Range

09/13/21

Find the range of each function for the given domain.

g(x)=-2x-1 D= (-4, -1.3)

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Algebra Algebra 1 Absolute Value

09/13/21

A smartphone is advertised to hold up to 1250 photos plus or minus 150 depending on quality. Write an absolute value equation that represents the number of photos that can be stored on the smartphone.

While I’m mostly confused on how to write out this equation, an included answer would be nice too.

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Algebra

09/13/21

6 more than the product of the profit, P, and 5

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Algebra Algebra 1 Algebra 2

09/12/21

Algebra help, collage level

Given that f(x) = 2x+3 and g(x)=x^2-4x-6, find (g o f) 6 for the given function, find (f o g)(x) and (g o f)(x) and the domain and range of each f(x)= sqrt x+6, g(x)= x^2-6for the given functions,... more

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Algebra

09/12/21

Linear Equation

The perimeter of a triangular lot is 600 feet. The longest side is 50 feet less than twice the shortest side. The middle side is 50 feet less than the longest side. Find the lengths of the three... more

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Algebra Algebra 1 Algebra 2 Prealgebra

09/12/21

Find the real and imaginary roots of 2x^4 + 3x^2 - 20 = 0

I think this problem needs to be solved using Descartes but I am not sure how to solve it quite yet.

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Algebra Geometry

09/12/21

I have asked this question before, but I think I provided some wrong information, so here is the question again. Please help me.

A right trapezoid with a bottom base equals to 8cm and its area equals to 40cm^2. Solve for both its height and its upper base?

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Algebra Math Calculus Precalculus

09/10/21

A function is given. f(t) = 4/t ; t = a, t = a + h ; Determine the net change between the given values of the variable.

I know how to find the average rate of change, but how do you find the net change with it being a fraction and there being two variables?

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Algebra Algebra 1 Prealgebra

09/10/21

system of linear equations

Consider the system of linear equations,x1-6x2 =-276x1 + cx2=-157If this system has no solutions then what is c ? (Hint: use substitution to reduce it to one equation in one variable - then work... more

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