Answer:
Step-by-step explanation:
(x^4 + 2x^3 - 7x - 9) +
(x^5 - 2x^4 + 8x + 18)
x^5 - x^4 + 2x^3 + x + 9
When evaluating, you must combine like terms first, so subtract 4 from 1/2 then multiply that number by -7/4, this will give you the value of x.
3 months, i just answered this same question lol.
Answer:
87.5
Step-by-step explanation:
Area = 11+7
--- x 7
2
OR
Area = a+b/2 x h
Answer:
4.6 or if you rounded it would be 5
