Math
posted by Adam .
HELP
Find the solution for x,y.
In the problem...
5x3y=11
x2y=2
Multiply the second equaton by five.
5x3y=11
5x10y=10
subtract the second equation from the first.
7y=21
solve for y, then put y into either of the beginning equations to solve for x.
Respond to this Question
Similar Questions

Substitution Method in Algebra!HELP PLZ!
Use the Substitution method to solve the system of equations. 3x + y = 5 4x  7y = 10 multiply first equation by 4 multiply second equation by 3 thus both equations have same x or y value in this case it is the x value. 12x + 4y = … 
MATH HELP PLEASE
Bill has 30 coins, some nickels some dimes. They equal $2.10. How many nickels are there? 
mathsalgebra
solve these similtanious equations using an algebraic method 4x+3y=21 2x+y=8 you must show your working multiply the second equation by two.. 4x + 2y=16 Now subtract that equation from the first. 
Algebra
Please help to find x, y 1. 8xy=17 6x+y=11 2. 5x2y=17 2x+3y=3 Question no.1 8xy=17 6x+y=11 (adding the equation) __________ (y and +y will be 0) 14x =28 Taking variables to one side x=28 __ 14 14*2=28 therefore x=2 substitute this … 
algebra
solve for x (24+2x)(10+2x)  240 = 152 First multiply. 24(10) = ___ 2x (2x) = ____ Now subtract 240. Can you finish the problem from here? 
need guidance on an algebra problem
20 x+3(y1)=11 2(xy)+8y = 28 multiply out 20 x+3y3=11  Is this correct? 
Algebra
Solve the system of equations: First:x+3y=5 Second:3xy=5 multiply the second equation by 3 then add both equations(I know I have it wrong somewhere I just guessed at the solution and it worked. I got (2,1) 
algebra II
Select the best possible first step to solving the system by first eliminating the y variable. x + 8y = –4 2x – 4y = –13 Multiply the first equation by 2. Multiply the second equation by 2. Multiply the first equation by –2. … 
Algebra 1
What is an equation of a line perpendicular to the line with equation y = 1  3x a.y=3x + 5 b. y=3x + 5 c.y=1/3x + 5 d. y=1/3x + 5 To solve the linear system below, which substitution of unkowns is proper ? 
Computer Science
How would I put this into one program? These are the directions: Write a method that takes two parameters. If the first parameter is equal to second parameter. Multiply both and print result. If the first parameter is less than the