Answer:
p = - 
Step-by-step explanation:
Given
p =
( factorise numerator and denominator )
x² - y² ← is a difference of squares and factors as (x - y)(x + y)
x² + xy ← factor out x from each term
= x(x + y) , thus
p =
← cancel (x + y) on numerator/ denominator
=
← substitute x = - 4, y = - 6
= 
= 
=
= - 
Answer:
One of the problems humans have made is a large amount of pollution.
And so some of the ways we can fix this is;
1- Using electric cars.
2- Using reusable packaging.
3- For the final one you could use stuff that easily and quickly to break down naturally materials.
Step-by-step explanation:
Answer:
?????
Step-by-step explanation:
?????
Correct.
PB is twice that of PA
So QC must be twice that of QA
The triangles are similar triangles.
B is correct 12 for find the y-intercept of 2x-y=-6