Posted by Wanda on Wednesday, August 8, 2012 at 11:31am.
Can you help me solve this problem by elimination?
4x2y=16
5x+7y=1

Elementary Algebra  Reiny, Wednesday, August 8, 2012 at 11:55am
divide the first by 2, then solve for y
y = 2x8
sub into the second
5x + 7(2x8) = 1
19x = 57
x = 3
then y = 2(3)  8 = 2