Select the choice below that could be the first step in solving the following system of equations using substitution:
-x + 4y − 9 = 0
3x − 5y = 10

Question

Select the choice below that could be the first step in solving the following system of equations using substitution:
-x + 4y − 9 = 0
3x − 5y = 10

anonymous · Answer

whitch one is it   Replace the right side of the second equation with the first equation 
       Multiply the first equation by 3 
       Multiply the second equation by 4 
       Write the first equation in terms of x

anonymous · Answer

Replace the right side of the second equation with the first equation

anonymous · Answer

Multiply the first equation by 3. Then you could add the two equations, if you had to continue.