solve using substitution:

Question

4x+9y=24
y=1/3x+2

Answer 1

sub the 2nd into the 1st

4x + 9((1/3)x+2) = 24
4x + 3x + 18 = 24
7x = 6
x = 6/7
then y = (1/3)(6/7) + 2 = 16/7

x = 6/7 , y = 16/7