-8+b2-(5+b2). Since the - is outside the paranthesis the signs inside change: -8+b2-5-b2. -8-5=-3, b2-b2=0. Your answer: -3 :)
6-2x=2(15-x)
distribute
6-2x=30-2x
add 2x to both sides
6=30
fasle
no solution
A is answer
Answer:
cube root of -215 or -5.9
Step-by-step explanation:
Since this can't be a perfect cube the answer would be cube root of -215 or you find the closest perfect cubes which would be -5 and -6
-5cubed is -125 and -6cubed is -216 and -215 is closer to -216 the number approximately would be -5.9
Hope this helps :)
Answer:
c(x) = 20/x
Step-by-step explanation:
The cost per student is the cost divided by the number of students. The cost is 20 and the number of students is x, so ...
c(x) = 20/x . . . . . . . cost divided by the number of students
