Answer:
A)
3a2 – 2b2 – 2c2 – ab + 5ac + 5bc

Answer:
35 months
Step-by-step explanation:
devide 780 by 12 because of the 12 months in a year which is 65 then you divide 2275 by 65 which will give you 35 which means that 35 is the number of months.
Answer: 1.4
Step-by-step explanation: First, swap the sides of the equation so that the one with the variable can be in front.
So, its 2y=2.8
To solve this, you simply divide both sides of the equation by 2.
2 divided by 2 is 0. That leaves you with the y by itself. Then, 2.8 divided by 2 is 1.4
So, y=1.4
Answer:
x=1
Step-by-step explanation:
Isolate the variable by dividing each side by factors that don't contain the variable.
Sorry i wish i knew the answer i’m actually learning that in class but i don’t quite understand it