Answer:
3
Step-by-step explanation:
Answer:
Anya is incorrect.
Step-by-step explanation:
=)
The correct answer is x = −1 or x = 7
=)
Answer:(A²-B²) = (A-B)² + 2AB
Step-by-step explanation:
4x+2x^2+3x-2x+7
First, you would combine like terms. In this case, you would add 4x and 3x then subtract 2x.
2x^2+5x+7
5x^2-2x+3+4x-2x^2
Once again, you must combine like terms. Subtract 2x^2 from 5x^2, then subtract 2x from 4x.
3x^2+2x+3
There you go! Hope it helps
-Lacy
Answer:
25/28
Step-by-step explanation:
5/4 x 5/7 = 25/28