Answer:
8x^2 + 6xy - 5y^2 + 26
Step-by-step explanation:
See attached image.
Answer:
Angle B is 120°
Step-by-step explanation:
Since it's a supplementary angle (angles that add up to 180°) on top of the triangle, you would find ∠B by subtracting 180 by 60 and ∠B will be 120°. Hope this helps:)
I am not sure this is the answer but I believe it’s 4 and -9
Answer:
The cube of twice a number.
Twice a quantity usually indicates to take two of the things in question; usually this indicates to multiply by 2. Thus "twice a number x" can be written symbolically as 2x. If this is part of a problem, say twice a number x is 6, then we can rewrite algebraically as 2x=6; dividing both sides by 2 yields x=3.
Step-by-step explanation:
have a nice day, please give me brainliest