Answer:
here:
1. -9
2. -28
3. 54
4. -100
5. -60
6. -0
7. 49
8. -135
9. -96
10. 300
11. -153
12. -192
THIS TOOK LONG BECAUSE I DID A LONG ONE BUT THEN I MADE IT SHORTER. :D
Answer:
20 sq in
Step-by-step explanation:
formula is (base * height)/2 so plug it in:
5*8=40
40/2=20
20 sq in
Answer:
The answer would be 0.36
Step-by-step explanation:
explanation
3x(5+x) - 2x(3x-7)
open the brackets, we have
15x + 3x^2 - 6x^2 + 14x
collect like terms
3x^2 - 6x^2 +15x + 14x
-3x^2 + 29x
answer= -3x^2 + 29x