Ughh it smells sour like funky

What is the standard form of -5x^2+2x^4-11+x^3+3x

The vet charges $45 for an office visit and $10 for each vaccination your dog needs. write an eaquation

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 =