Based on the lesson, which of the following would be the best approach for solving this system by substitution?

5x = y + 6

2x - 3y = 4

Solve the first equation for x.
Solve the first equation for y.
Solve the second equation for x.
Solve the second equation for y.

Question

Based on the lesson, which of the following would be the best approach for solving this system by substitution?

5x = y + 6

2x - 3y = 4

Solve the first equation for x.
Solve the first equation for y.
Solve the second equation for x.
Solve the second equation for y.

anonymous · Answer

erm....make both equations equal to zero by moving 5x and 4 across...
then equate both and move like terms to one side

anonymous · Answer

second option seems best to me, no division required

anonymous · Answer

I would solve the second one for y, and just plug in.