Answer:-6
Step-by-step explanation:
Open the brackets
-x is the same as -1x
(2
x -
)(3
)
- The bases will be multiplied while the powers will be multipled
-2
x 3
- In the law of indices(multiplication), provided the bases are equal,they are to be added.
-6 
= -6
3x² + xy2 – 3xy-y? >> 3x² - xy - y
line 1: = (3x² + xy2)+(-3xy – y?)
ANS 3x² - xy - y 《Correct》
line 2: = x(3x + y2) - y(3x – y2)
ANS 3x² - xy +2y²
line 3: = (x-y) (3x +y?)
ANS 3x² - 2xy - y²
If it incorrect, I'm sorry.
Answer: 6
Step-by-step explanation: with area you multiply length by width so 11 x 6 is 66
Answer:
15h
Step-by-step explanation
-5g plus 15h is 10 h minus 25 is 15h