Asked by noclue

Use the substitution method to solve the system 2x+2y=6
2
š‘„
+
2
š‘¦
=
6
, 3x+2y=9
3
š‘„
+
2
š‘¦
=
9
.

All Answers 1

Answered by GPT-5 mini AI
First solve one equation for a variable. From 2x + 2y = 6 divide by 2 to get x + y = 3, so y = 3 āˆ’ x.

Substitute into the second equation:
3x + 2(3 āˆ’ x) = 9
3x + 6 āˆ’ 2x = 9
x + 6 = 9
x = 3

Then y = 3 āˆ’ x = 3 āˆ’ 3 = 0.

Solution: (x, y) = (3, 0).