1,090 Answered Questions for the topic Math Equations

Math Equations

04/12/13

Simplify the expression
6x^3(3x^2+5y)= (Simplify your answer)
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Math Equations

04/12/13

(4x)(x^9)^3
Simplify the expression (Simplify your answer. Use integers or fractions for any numbers in the expression.)
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Math Equations

04/11/13

How is a negative integer power on a base related to the corresponding positive integer power on that base?
What is Scientific Notation? What kinds of numbers are often expressed in scientific notation?
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Math Equations

04/10/13

you recently started the paperwork to purchase your new home, and were just notified that you can move into the house in 2 weeks.
You decide to hire a moving company, but are unsure which company to choose. You search online and are interested in contacting two companies, Heavy Lifting and Quick Move, to discuss their rates.... more
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Math Equations

04/10/13

Imagine you are in the market for a new home and are interested in a new housing community under construction in a different city
a. The sales representative informs you that there are 56 houses for sale with two floor plans still available. Use x to represent floor plan one and y to represent floor plan two. Write an... more
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Math Equations

04/10/13

Solve the equation 6=8+I
my friend asked me to solve this. we both came out with diffrent anwsers. how would you solve this equation? 6=8+I
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Math Equations

04/10/13

simplify 272?
????? help with this question thanks
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Math Equations

04/09/13

Multiply and write the answer without expontents.
(4x10^2)x(2x10^3)=
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Math Equations

04/09/13

Using the formula A=lw, find the area of the rectangle.
The measurements given are 3x^3 and 8x^4 The area is what? (Type a simplified exponential expression.)
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Math Equations

04/09/13

Simplify (7x)^-2
(7x)^-2 = ? (Use positive exponents only.)
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Math Equations

04/09/13

A family refers to a group of two or more people related by birth, marriage, or adoption who reside together.
In 2000, in Country A, the average family net worth was $410,000, and there was about 6.1 x 10^7 families. Calculate the total family net worth Country A in 2000. Country A's total family net... more
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Math Equations

04/09/13

Simplify the expression
(-2p)^4 What is the simplified expression ?
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Math Equations

04/08/13

What is the equation of the line that passes through the points (2, 5) and (1, 2)?
I really never got this type of problem, I never really got graphs and slopes
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Math Equations

04/07/13

10m^4* (2m^5)^6
How do you solve it?
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Math Equations

04/07/13

P(x) = -0.4X^2 + fx - m
If $80 is charged for a design fee, and the monthly studio rent is 1,600; write an equation for the profit, P, in terms of x. Then how mch is the profit when 50 award designs are sold in a month?... more
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Math Equations

04/05/13

-v/7 + 8 = 19
( The slant ( / ) is meant for the fraction not division)
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Math Equations

04/05/13

Use the elimination method to solve the system of equations.
a+6b=13 a+4b=7 Select the correct choice (a) There is one solution, it is what (Simplify your answer type a ordered pair must be a ordered pair) (b) There are infinitely many solutions (c)... more
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Math Equations

04/05/13

An investor invested a total of $2,600 in two mutual funds.
One fund earned a 7% profit while the other a 3% profit. If the investor's total profit was $138, how much was invested in each mutual fund?         The amount that was invested in the mutual... more
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Math Equations

04/05/13

3x^2 +2x -16 =0
solve the quadriatic equation using the quaratic formula, no matter how it is done it comes up wrong and nothing is working
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Math Equations

04/04/13

Solve the system of equations
(a) symbolically, (b) graphically, (c) and numerically 3x+y=6 x-y=2 There are different methods for solving a system linear equations symbolically. Here we will use elimination method. What is... more
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Math Equations

04/04/13

Solve by the elimination method
7a+6b=23 -7a+b=12 Determine the solution of the system. Select the correct choice below and if necessary write the answer out in a ordered pair. Or is there infinitely many solutions Or is... more
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Math Equations

04/04/13

Suppose that the elimination method results in the equation 0=0
What does this indicate about the number of solutions to the system of equations.   (a) The system has infinitely many solutions. (b) The system has three solutions. (c) The system has two... more
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Math Equations

04/03/13

After solving a system of linear equations, how can you check your answer to determine whether it is correct?
Demonstrate the process of checking an answer with an example.
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Math Equations

04/03/13

Using the XY Coordinate system
Draw a line through the point (4, 0) and (7, -2) and another line through thepoints (-1, -4) and (7, -2) on the same coordinate system. Do the linesintersect? If there is an intersection what does... more
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Math Equations

04/03/13

What is the difference between intersecting and perpendicular lines?
Solve and check the following systems. 1) y = 2x 2) y = 3x 6x + y = 16 y – 5x = 20
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