Answer:
-2b^2+3b
Step-by-step explanation:
You just have to add like terms, which is the single numbers, the numbers with just the variables, and the numbers with variables that are squared.
Answer:
3.vertically opposite angle
4.side of a congruent triangle are equal
X=0.85 and -5.85 is the answer, that's all of the work
This problem has “Infinitely Many Solutions.”
Hope this helps!!!!
Answer:
7 hours
Step-by-step explanation:
First you subtract 20 from 69, as the starting fee. That leaves you with 49. 49/7 = 7 hours