solve the equation through elimination:8y+4z=7 and 6y - 8z =41

6 answers

Multiply eqn 1 by 2 and equn 2 by 1 and add to eliminate z. Solve

solve the elimination method 8y+4z=7 and 6y-8z=41

Nothing

X-y=1. X+2y=7

8y+4z=7
6y-8z=41

y=21\2