204 - (-36) = 204 + 36 = 240
Note:
a+(-b) = a-b
a-(+b) = a-b
a+(+b) = a+b
a-(-b) = a+b
Hope that helped :)
Area is 74 in/cm/mm^2 hope this helps :)
Answer:
- a) f(x) = - 20x + 450
- b) 30 pages left to read
Step-by-step explanation:
<u>Given sequence:</u>
The first term is 430 and the common difference is - 20.
a)
<u>Required function is:</u>
- f(x) = 430 - 20Ix - 1) = 430 - 20x + 20 = 450 - 20x
or
b)
<u>Find the number of pages left after 21 days:</u>
- f(21) = 450 - 20*21 = 450 - 420 = 30
Answer:
5$??.
Step-by-step explanation:
If a magazine was 5$, 25-5= 20. So then, 20÷4= 5. There fore an eraser costs 5$.
Answer:
-7/4=x and y=7
Step-by-step explanation:
In order to find the x you have to set y to 0 and then solve from there. 0=4x+7-> -7=4x-> -7/4=x
in order to find y you have to set x to 0 and then solve. y=4(0) +7-> y=7
