Posted by Shannon on .
use the method of substitution to solve the system of linear equation 2x-y=5, 9x-4y=22
alg 1 -
from the first one
y = 2 x - 5
use (2x-5) instead of y in the second one
9x - 4(2x-5) = 22
Now solve that for x and go back and use either equation to get y