Problem
7. Add or subtract the monomials \[ -11 b^{4}-15 b^{4} \] Free resources at edia.app (c) 2023 Edia Learning, Inc. All Rights Reserved.
Solution
Step 1 ：\(-11 b^{4} -15 b^{4}\)
Step 2 ：\(-11 -15) b^{4}\)
Step 3 ：\(-26 b^{4}\)
