Question
Use linear combinations to solve the system
3x − y = −4
−6x + y = 34
The value of x is
The value of y is
3x − y = −4
−6x + y = 34
The value of x is
The value of y is
Answers
Reiny
Just add them ....
-3x = 30
x = -10
back in the first
-30 - y = -4
-y = 26
y = -26
-3x = 30
x = -10
back in the first
-30 - y = -4
-y = 26
y = -26