Question

Solve the system of equations

13x-6y=22
x=y+6


Solve for x and y what do they equal

Answer 1

Using substitution:

13(y+6)-6y=22
13y+78-6y=22
7y+78=22
/// -78 -78
7y=-56
÷7 ÷7
y=-8

x=y+6
x=-8+6
x=-2

So, x equals -2 and y equals -8.