Question

Solve the system of equations by either the addition method or the substitution method.



Choose one answer.
a. (-2.8, 13.6)
b. (13.6, -2.8)
c. infinite number of solutions
d. no solution

Answer 1

solve for x on the first equation : \[x = \frac{16-4y}{2}\] which you can divide for 2, getting.
x = 8-2y.
Now plug this in into the second equation and solve for y.