Question

90+8=x+k
x=72
k=?
help please

Answer 1

k=26

Explanation:

90+8=x+k

<=>98=x+k

<=>98=72+k (Because x=72)

<=> k=26

So k=26

Answer 2

k = 26

Explanation:

90 + 8 = x + k

x = 72

90 + 8 = 72 + k

90 + 8 = 98

98 = 72 + k

98 = 72 + k

-72 -72

98 - 72 = 26

72 + k - 72 = k

26 = k

k = 26