Bianca uses 3/10 of her allowance for clothes and 3/20 on entertainment. what decimal represents the part of allowance that she spends on entertainment and clothes?

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 =