1,090 Answered Questions for the topic Math Equations
Math Equations
10/24/15
Carly wants to buy a new dress for Mayfest that cost 175 and the event is in six months how much will she have to save each month in order to buy the dress?
there is another question to go along with this it says: Carly was given $50 for her birthday to go towards the purchase of the dress. Will this change the amount she saves per month? Why? What is...
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Math Equations
10/22/15
What is the constant, linear and quadratic terms of f(x)=x(squared)-7
is it linear or quadratic?
10/21/15
Write the equation of the line that passes through (2, 5) and has a slope of 1/2 .
Write the equation of the line that passes through (2, 5) and has a slope of 1/2 .
Math Equations
10/20/15
3c - 15 = 90
Sweater at first store cost $15 less than three times the cost, c, of sweater at the second store. The swester at the first store costs $90
Math Equations
10/19/15
let f(x)=3x^2-2x and g(x)=x^2-x+2. find (f+g)(x), (f-g)(x),(fg)(x), and (f/g)(x). give the domain of each
let f(x)=3x^2-2x and g(x)=x^2-x+2. find (f+g)(x), (f-g)(x),(fg)(x), and (f/g)(x). give the domain of each
10/15/15
Functions F and G are related by the equation g(x)=f(x+2)-2. Use the numerical representation f to find g.
given table: x 1 3 5 7 9 11
f(x) 2 3 4 6 7 11
Find the g(x) values for the table below
x 1 3 5 7 9
g(x) ? ? ? ? ?
10/12/15
A) it takes 74 pounds of seed to completely plant a 10-acre field, how many pounds of seed are needed per acre?
ALSO... B) salma bought 14 pounds of rice for $8, how many dollars did she pay per pound of rice??
Math Equations
10/10/15
2x2 matrice such DA=0
A)find non-zero 2x2 matirx A and D that DA=0
B)show that if A is invertible, and DA=0, then D=0
Math Equations
10/09/15
reduce matrixs to row-ecelon form
4x+3y-2z=6
2x+3y-4z=6
x-y+3z=-2
a) put the system into an augmented matrix
b)reduce into row-echelon form
c)solve the system
10/06/15
What is the equation of the line that passes through the points (1,6) and (2,1)?
y= 2x+1
y= -5x+ 11
y= -5+ 1
y= 5x- 1
Math Equations
10/01/15
Twice the quantity of nine less than a number x
Math Test Study guide Cant understand Have gone to multiple websites need help thanks
Math Equations
09/30/15
The quotient of a number and -5 increased by one is at most 7
it needs to be a inequality problem thank u
Math Equations
09/29/15
Find the length of the two sides.
A fence is 685 m long. It is cut into three parts. Two parts are the same length,and the third part is 22 m longer than either of the two. Find the length of the two.
Math Equations
09/25/15
A math equation/ word problem solving
The temperature at 4 a.m. Was -13 degrees F. The temperature was rising at a steady rate of 5 degrees F an hour. At what time will the temperature be at 12 Degrees F?
Math Equations
09/25/15
an equilateral triangle anf square have the same perimeter. each side of the square measures 6 cm. what is the length of each side of the triangle
i don't understand how to solve this type of problem. Can any one help me?
Math Equations
09/25/15
An equilateral triangle and square have the same perimeter. Each side of the square measures 6 cm. what is the length of each side of the triangle.
I'm confused on how to solve this type of problem. Can anyone help me?
09/25/15
Math problem
2x^2+3x-5
(X+5)(2x-1)
i am stuck on finding out where the error is made a solving it.
Math Equations Math Help For College
09/20/15
need help explaining
−7x(x− 2) + 2(x− 4)
-7x^2 - 14x + 2x - 8
-7x^2 - 12x - 8
i need help to explain. This problem and is there any mistakes about how I wrote the problem out?
Math Equations
09/15/15
What is my answer its confusing
Climbing at an indoor rock-climbing gym cost $8 per hour. Lizbeth has $30 gift card to spend at the gym. Write and algebraic expression for the dollar amount Lizbeth will have left on the card...
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Math Equations
09/15/15
what would my equation be
For All tubes of watercolor paint at an art supply store have the same price. An artist has a coupon for $0.50 off each tube of paint she buys. She buys 6 tubes of paint and pays a total of $84.30...
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Math Equations
09/11/15
sarah paid 20 dollars to join planet fitness. she then pays a monthly fee. her total cost for 24 months was 260. what was the monthly fee she had to pay
I don't know I don't know I don't know I don't know I don't know any of this please help me
Math Equations
08/28/15
how do you solve 2xto the second power times 2x tothe third power
how do you solve 2x2X2x3
08/27/15
-2/7c=-8+c
I'm having trouble solving this equation and I don't know how to combine the variable. Also, -2/7 is supposed to be a fraction.
Math Equations
08/26/15
If I got 72% on an interim worth 30 percent what do I need to get on the exam worth 30% and the other work worth 40% to get an 80% overall in the course?
The summary is the question.
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