In 4 years, a mother will be 5 times as old as her daughter. at present, the mother is 9 times as old as the daughter. how old are the mother and daughter today.

Can someone me my sister? she is in third grade. 50 points and brainlist! ones that are not answered. plz and thx!

Follow these steps using the algebra tiles to solve the equation −5x + (−2) = −2x + 4. 1. add 5 positive x-tiles to both sides and create zero pairs. 2. add 4 negative unit tiles to both sides and create zero pairs. 3. divide the unit tiles evenly among the x-tiles. x =

Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?