How to combine like terms in a polynomial Match variables and exponents, then add or subtract the coefficients while keeping each term’s sign. Read More Learn mathKrista KingNovember 9, 2020math, learn online, online course, online math, algebra, algebra 1, algebra i, like terms, adding like terms, subtracting like terms, like terms addition, like terms subtraction, polynomials, simplifying polynomials, combining like terms