Answer:
-42
Step-by-step explanation:
The sum of their age is "s" years? Please fix the typo. Then I might be able to help :D
Answer:
4 = 15
Step-by-step explanation:
Make them equal to each other first
2x+15=x+30
Put like terms together
x=15
Hope this helped
:)
Answer:1/4
Step-by-step explanation: