Adriel is x years old and her younger sister is y years old. the sum of thei ages is 7. the difference of 3 times adriels age and her sisters age is 9. the related sum of the linear equation is x+y=7 3x-y=9. solve the linear equations. then find adriels age and her sisters age

How to write 3 tenths and 5 tenths as a decimal

Choosing a booth location: your manager is sending two people to work at the conference. she wants a booth that will give your company good visibility for no more than 35% of the total budget ($3000). the conference coordinator just told you there are only five booths left. which booth will you choose? write the inequality that shows how much money you can spend on the booth simplify the inequality that shows how much money you can spend on the booth.

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?