Answer:
a, -b
Step-by-step explanation:
When x is a, the function becomes

as you see, a-a is 0, and as your whole function is multiplied by this, it makes it 0.

As you see -b+b is 0, and once again, this would make the whole function 0.
Answer:
50 miles per hour
Step-by-step explanation:
this is because 25 is half of 50.
Haha, I have this paper! And you didn’t add a photo it btw
The 30 in. are converted to 2.5 feet.
The sides:
(30 x 2.5) ÷ 2 = 37.5
37.5 + 37.5 = 75
Back:
2.5 x 6 = 15
Top:
30.1 x 6 = 180.6
180.6 + 75 + 15 = 270.6
So, you'll need about 3 quarts of stain.
Answer:
b/-4+8=5
Multiply each side by 4
-b+32=20
Move the constant to the right
-b=20-32
-b=-12
Change the signs
b=12