Answer:
[tex]s=-5[/tex]
Step-by-step explanation:
[tex]-13.5=2.7s[/tex]
Switch sides:
[tex]2.7s=-13.5[/tex]
Multiply both sides by 10:
[tex]2.7s\times 10=-13.5\times 10[/tex]
[tex]27s=-135[/tex]
Divide both sides by 27:
[tex]\frac{27s}{27}=\frac{-135}{27}[/tex]
[tex]s=-5[/tex]
