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

solving the first for y , y = 5x-6

then sub into 2

2x - 3(5x-6) = 4

because in the first step we dont need to divide

anonymous · Answer

Solve the first equation for y.
it is easy and free from fractions..