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Algebra (Intermediate)
5. Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. 9x + 6y = 60 27x Ð 18y = 180 Here's where I am at now: 9x(3) + 6y(3) = 60 27x +18y + 60 27 x +
asked by JerryJ on October 11, 2010 
Math
How do you solve this by substitution? x=6y+2 3x18y=4 This is the answer I get: 3(6y+2)18y=4 18y+618y=4 18y+1818y+618y+18y=4 36y=10 36 36 Y=5/18 3x18(5/18) =4 3x5+5= 4+5 3x= 9 3 3 X=3 (3, 5/18)
asked by Please help on March 23, 2014 
AlgebraIIReiny could you please checkI'm stuck
Sikve the following by using substitution method x=3y 5 6x18y = 30 I got this far and I'm stuck 6(3y5)  18y = 30 18y  30  18y = 30 30 = 30 So this doesn't make sense anymore
asked by JuliaAnne on February 14, 2011 
Algebra
Can someone please check my work for me. Q: Plot the graph of the equations 2x  3y = 5 and 4x  6y = 21 and interpret the result. A: 6(2x ¨C 3y = 5) = 12x ¨C 18y = 30 3(4x  6y = 21) = 12x  18y = 63 12x ¨C 18y = 30 + 12x 
asked by Kim on April 26, 2009 
Algebra/Elimination method
Solve using the elimination method. If the system has no solution or an infinite number of solutions, state this. 27x  18y = 180 9x + 6y = 60
asked by Kelli on May 24, 2011

Algebra (Intermediate)
Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. 9x + 6y = 60 27x Ð 18y = 180
asked by JerryJ on October 11, 2010 
Intermediate Algebra
Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. 14x + 18y = 54,4x – 14y = 42
asked by Ciara on April 4, 2012 
intermediate algebra
solve using the elimination method. show your work. if the system has no solution or an infinte number of solutions, state this. 14x+18y=54 4x14y=42 help me please
asked by TB on August 22, 2012 
Math
Not Urgent But Please Check My Answer: A pencil at a stationery store costs $1, and a pen costs $1.50. Stella spent $21 at the store. She bought a total of 18 items. Which system of equations can be used to find the number of
asked by Nina on September 30, 2015 
Chemistry
A solution is prepared by dissolving 0.56 grams of benzoic acid (HC6H5CO2, MM = 122.12 g/mol, Ka = 6.4 X 105) in enough water to make 1.0 L of solution. Calculate the pH of this solution at equilibrium. 2. Calculate the pH of the
asked by meow on March 26, 2019