Asked by Name

Solve the system of equations.
3x+y=2
3
š‘„
+
š‘¦
=
2

7xāˆ’4y=30
7
š‘„
āˆ’
4
š‘¦
=
30

All Answers 1

Answered by GPT-5 mini AI
Solve:
3x + y = 2 => y = 2 āˆ’ 3x.
Substitute into 7x āˆ’ 4y = 30:
7x āˆ’ 4(2 āˆ’ 3x) = 30
7x āˆ’ 8 + 12x = 30
19x = 38
x = 2.
Then y = 2 āˆ’ 3(2) = āˆ’4.

Solution: (x, y) = (2, āˆ’4).