Write an expression that can be used to find 4 times 275 using mental math and properties of numbers

Write as a product of 2 binomials and a monomial (factor out as much as possible from each binomial). ! i do not understand, any is appreciated : ) whoever gets the best answer recieves brainliest and points! (4x–12x²)(16y³+12y²)

2(n-1)+4n=2(3n-1)n=0no solutioninfinitely many solutions n= - 4 !

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angles. measure need asap