Answer :
The Sum of 2 numbers is at most 18, and one of the numbers is -7
Define a variable
*x= the variable
Write an inequality
[tex]x+(-7)\le18[/tex]Solve the problem
[tex]\begin{gathered} x+(-7)\le18 \\ x-7\le18 \\ x\le18+7 \\ x\le25 \end{gathered}[/tex]