Question

add the following algebraic expression

8m2+m-9 , 6m2+4m-2, 7-m2+6m​

Answer 1

Answer:

13m²+11m-4

Step-by-step explanation:

(8m²+ m-9)+(6m²+4m-2)-(7-m²+6m)

= (8m²+6m²-m²) + (m+4m+6m) + (-9-2+7)

= 13m²+11m-4