System of Equations Hack on the MATH #SAT #ACT

#shorts

This is a different approach on solving systems of equations on the SAT.

[bryanbilbrey]

The traditional way to solve this is to subtract the first equation from the second... Then isolate y..

[mryip]

3r = x + 4

y
= 3r + 2
= x + 4 + 2
= x + 6