Question

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For which equation with x=3 be a solution?
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Answer 1

x = 3 is a solution for x - 2 = 1.

Explanation:

Substitute x = 3 in all the equations.

x + 7 = 4

3 + 7 = 4

10 ≠ 4

x - 2 = 1

3 - 2 = 1

1 = 1

5 + x = 9

5 + 3 = 9

8 ≠ 9

8 - x = 11

8 - 3 = 11

5 ≠ 11

Answer 2

B. x-2=1

Explanation:

3-2=1

1=1