Question

solve the system of equations using the substitution method. check the solution.

6x+5y=16
x=5-3y


show your work

Answer 1

since u already have the x in terms of y, u just have to plug in 

⇒ 6(5 - 3y) + 5y = 16
     30 - 18y + 5y = 16
     30 - 13y = 16
     14 = 13y
     ($\frac{14}{13}$) = y