math
posted by sam on .
elimination method
3x+4y=19.5 3x+y=10.5

subtract the second equation from the first:
0x+3y=9
y=3
now solve for x.
posted by sam on .
elimination method
3x+4y=19.5 3x+y=10.5
subtract the second equation from the first:
0x+3y=9
y=3
now solve for x.