Question

Find the value of y if the value of x is 2 for each equation and match it with the appropriate result.

2 + y = 5

3x + 2y = 6

2x + y = 6

5x + 3y = 4

drag & drop the answer
-2
3
-3
0
2
2

Answer 1

9514 1404 393

Answer:

3, 0, 2, -2

Explanation:

Put x=2 into each equation and solve for y.

2 + y = 5

y = 5 -2

y = 3

3x +2y = 6

3·2 +2y = 6

2y = 6 -6 = 0

y = 0

2x +y = 6

2·2 +y = 6

y = 6 -4

y = 2

5x +3y = 4

5·2 +3y = 4

3y = 4 -10 = -6

y = -2