1,081 Answered Questions for the topic Equations

Equations

01/07/16

I need help figuring out this equation using the substitution method. I would appreciate a step-by-step procedure to base off of.
2x + 3y = 7 and x - 2y = -7I need help figuring out this equation using the substitution method. I would appreciate a step-by-step procedure to base off of.
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Equations Math Help

01/07/16

how do i solve x+1 over x =6
how do i solve x+1 over x =6
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Equations

01/03/16

If f(1)=3 and f(n)=-2f(n-1)+1,then f(5)=
find the answer to f(5)=  
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Equations

01/03/16

how to solve 2(x+5)=8x-5/3
how do I solve 2(x+5)=8x-5                                   -----                                      3
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01/01/16

Math stuff
Please help me solve this this equation :                                                          a+bx=cx                                            a,b,c are constant number ,we need to solve... more
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12/31/15

PLEASE HELP
How many ordered pairs of positive integers (x,y) satisfy the equation x=4-x/y2 -x?   Pls help Thanks so much<3  
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Equations

12/25/15

Question in maths
How can I solve 6 degrea equation?
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12/22/15

Boston got 2 feet less snow than twice the amount of snow Albany got. Boston got 3 feet more snow than Albany.
I need to find my slope and my Y-Intercept , but i can't make up the equations
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12/16/15

Operations with Polynomials..?
Mr. Murphy's math class has been studying operations with polynomials and factoring. Today in class Mr. Murphy wrote the following pattern on the... more
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Equations

12/16/15

After how many weeks will Carlos and his brother have same amount of money?
Carlos has $365 in savings and he saves $20 a week. His brother has $590 in savings and spends $25 a week.
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Equations

12/08/15

write a linear equation to find the price of a share of XYZ corporation stock w weeks from now
the price of a share of a stock in XYZ corporation was $74 two weeks ago. seven weeks ago, the price was $59 a share.
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Equations

12/08/15

make an equation using the table
1=500 2=600 3=700 4=800
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Equations

12/08/15

How to find x and y intercepts?
3y=2x+12 thanks!
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Equations

12/06/15

Write the equation
write the equation in standard form of the parabola with focus (4,-5) and directrix x=12 
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Equations

12/05/15

solve the equation
(25/9)x+1 = (3/5)x-1         /=devided by
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Equations

12/03/15

Nearest hunderdths
X-14 divided by -10 equal -19    
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12/02/15

Twelve more than seven times a number equals the number less six
Whats the answer and how do you slove it  
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Equations

12/02/15

equations that get an answer of 3
(7a+15)  
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12/02/15

How many hours did he pay to check out
Oceanside bike rental shop charges 17 dollars Plus $6 an hour for renting a bike. Mike paid 53 dollars to rent a bike. How many hours did he pay to have a bike checked out?  
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Equations Equation

11/29/15

I=E/R for E
Assistance please..
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Equations

11/23/15

Linear Equations
The price per unit p and the demand x for a particular material are related by the linear equation p=140-7/8x, while the supply is given by the linear equation p=7/8x. At what value of p does... more
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11/23/15

Which equation is in point slope form for the given point and slope?
point (-3,7) slope 4     (A) y-7=4(x-3)   (B) y-7=4(x+3)   (C) y+7=4(x+3)   (D) y+7=4x-12
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11/19/15

The perimeter of this hexagon is 162 cm. Each longer side measures 1 cm more than twice a shorter side. Find the length of the side labeled x.
Here's what the hexagon looks like on my worksheet, just in case. http://imgur.com/5YxRcMf   And I still don't quite understand how to find the length of the side labeled x.
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11/19/15

The length of a rectangle is 3 cm less than 4 times the width. The perimeter is 114 cm. Find the width.
I know there's supposed to be a variable, but I don't know how to create the equation.
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11/19/15

Period, Amplitude, and Midline of equation
State the period, amplitude, and mid-line of y = 7 sin(4(t + 7)) − 8
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