-4y=-4y
-4y+5y=2
y=2/9
solve the system of equations by substitution
x=-4y
x+5y=2
2 answers
WRONG AGAIN Mr. Bot
sub x = -4y into
x + 5y = 2
-4y + 5y = 2
y = 2
sub x = -4y into
x + 5y = 2
-4y + 5y = 2
y = 2