Answer:
Explanation:
Solve the equation for x .
zx-13=k
zx−k−13=0
(z)⋅x+(−k−13)=0
x=−(−k−13)/z
x=(k+13)/z
----------------------------
check
z(k+13)/z-13=k
(k+13)−13−{k}=0
k−{k}=0
0=0
the answer is good
Solving steps
ZX-13 k
Move the constant to the right
zX = 13+k
Divide both sides
Solution
x=13+k/z , z≠0
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