Question

Can someone help me with process 1, please?

Answer 1

X = 4 if it’s algebra

Answer 2

Explanation:

If x = 1; x + 3 = 1 + 3 = 4 (≠ 7)

If x = 2; x + 3 = 2 + 3 = 5 (≠ 7)

If x = 3; x + 3 = 3 + 3 = 6 (≠ 7)

If x = 4; x + 3 = 4 + 3 = 7 ( =7)

x + 3 = 7 is true when x = 4