Question

X+(x-10)=26
5,12,15,18

Answer 1

Answer: 18

Explanation:

put each number in place of x and finish the equation. you will find that 5, 12, and 15 don’t work because they just simply don’t add up.

finally, put 18 in place of x.

18 + (18 - 10) = 26

18 + 8 = 26

26 = 26 ✔️