Question

(15w3 + 12w2-5w) + (13w 4 -12w2 +7w-18)​

Answer 1

Answer:

Mark brainliest

Step-by-step explanation:

(15w3+12w2−5w)+(13w4−12w2+7w−18)

15w3+12w2−5w+13w4−12w2+7w−18

13w4+15w3+12w2-12w2-5w+7w-18

13w4+15w3+2w-18