Answer :
s = 8
Explanation:
19=s/2+15
collect like terms:
19 - 15 = s/2
4 = s/2
[tex]\begin{gathered} 4\text{ =}\frac{s}{2} \\ \text{cross multiply} \\ s\text{ = 4}\times2 \\ s\text{ = 8} \end{gathered}[/tex]s = 8
Explanation:
19=s/2+15
collect like terms:
19 - 15 = s/2
4 = s/2
[tex]\begin{gathered} 4\text{ =}\frac{s}{2} \\ \text{cross multiply} \\ s\text{ = 4}\times2 \\ s\text{ = 8} \end{gathered}[/tex]