After substituting the value of x from the second equation into the first equation, the new equation becomes:
6y + 5(-7-3y) = 8.
Note: Determine whether the solution to the new equation is a solution to the old system of equations by graphing. Use Desmos!
(1 point)
The solution to the original system of equations
a solution to the new equation.
Question 3
Solve the system of equations by SUBSTITUTION.
6y+5x=8
x+3y=−7
(1 point)
What would your equation look like after the first substitution?
1 answer
1 answer