Question

solve the system of equations using elimination x+y=15
-x+2y=12

Answer 1

Step 1....add the equations together to eliminate x

Step 2.... 3y = 27
y = 3

Step 3. Substitute y back into original equation. Find x:

x + 9 = 15
x = 6

Intersection of the two lines occur at (6,3)

Answer 2

hello mr. master 27/3 is 9 not 3

Answer 3

step 2 ...

Answer 4

and (6,9) not (6,3)