Math, asked by ashishtheboss2634, 7 months ago

Expand and simplify

2
m
(
m

9
)
+
(

8
m
+
5
)
(

7
m

4
)
.

Answers

Answered by rakibahushen
2

Answer:

= -2m² + 71m - 20

Step-by-step explanation:

= - 2m(m-9) + (-8m+5) (-7m-4)

= -2m² + 18m + {-8m (-7m - 4) + 5 (-7m -4)}

= - 2m² + 18m + ( 56m + 32m - 35m - 20)

= -2m² + 18m + ( 53m - 20)

= -2m² + 18m + 53m - 20

= -2m² + 71m - 20

Answered by uk35555h
0

Answer:

Yes the first one is the write answer

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