algebra
posted by mema .
Solve using the elinination method
2x+2y=20
2x2y=4

Add the two equations.
2x+2y=20
2x2y=4
4x = 24
I hope you can take it from there.
Respond to this Question
Similar Questions

Algebra
Solving system of linear equations by using the apropiate method name the method and the x,y coordinates 1)X=4y+8 2x8y=3 2)3x7y=6 elimination method 2x+7y=4 (2,0) 3)5x2y=12 elimination method 3x2y=2 (7,23/2) 4)9x8y=42 elimination … 
math
Can someone please check my work? Solve using substitution method 1. 3x+2y=12 x=526y answer:40.8 I am pretty sure that one is wrong. Solve using elimination method 2. 2r7s=31 7r+2s=24 answer: (230/53,468/53) 3.3x+4y=3 6x+8y=6 
8th Grade Algebra
You know how to solve quadratic equations using algebra, graphs and the quadratic formula. Sometimes one method of solving is more convenient than another method. Describe how you would solve each equation. Give reasons for you answers. … 
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 
Calculus  Volume By Integration
Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the yaxis: y=(x2)^32, x=0, y=25 Solve by either the disk or washer method. I calculated the volume using the shell method … 
Algebra 1
bobpursey, In this problem you helped me with earlier: Solve using any appropriate method. y = 2×  5, y = ½× + 1 Substitution, substitute for y. 2×5=½ × + 1 3/2 x=6 x=4 y= 2*45=3 How did you choose which method you were going … 
Algebra
If 2x + 2y = 20 & 5x  3y = 15 Solve using the substitution method. 
Algebra
solve using substitution method: 4x+5y=21 x=486y 
Algebra
3/2x  y = 24. solve using elimination method 
Algebra
How did solve 7X2y=32 195y=X using the substitute method