The function b(n) -6n represents the number of light bulbs b(n) that are needed for n chandeliers. if b(n)=90 what is the value of n
15
12**
96
540
i think it is 12 but i am not sure

7.25

step-by-step explanation:

we know that 7 equals to 7.0. we also know that 1/4=0.25. so we can add the two together and we get 7.25

6(h+1)/2=a

a=area

step-by-step explanation:

its the same thing as a square or rectangle but after multiplying two sides you need to divide it by two.