Question

Subtract -3m²+6m+3 from 5m²-9​

Answer 1

Answer:

5m²-9 - ( -3m²+6m+3 )

= 5m²-9 + 3m²-6m-3

= 8m²-6m-12

is the answer

hope it helps

pls mark as brailiest..

Answer 2

Step-by-step explanation:

$5 {m}^{2} - 9 - ( - 3 {m}^{2} + 6m + 3) \\ = 5 {m}^{2} - 9 + 3 {m}^{2} - 6m -3 \\ = 8 {m}^{2} - 6m - 12 \\ \\ hope \: it \: helps \:you..... \\ please \: mark \: my \: answer \: as \: \\ brainliest.......$