Please someone help me ..

If angle 2=3x +1 and angle 3=2x +4what is angle 2

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 =

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