Problem

Add or subtract the monomials \[ -18 k^{3}-15 k^{3} \]

Solution

Step 1 :\(-18 k^{3} - 15 k^{3}\)

Step 2 :\(-(18+15) k^{3}\)

Step 3 :\(-33 k^{3}\)

From Solvely APP
Source: https://solvelyapp.com/problems/21054/

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