Stillecp526viz
Answered

Solve the following systems by substitution method:
y – x = 4
x + 3 = y

Sagot :

Mlcparra16viz
Since we have y = x + 3, we substitute this to the first equation so:
y - x = 4
x + 3 - x = 4
3 = 4

This is definitely not true, therefore there is no solution for the system.