Step-by-step explanation:
f(-5)=-(-5)+2=7
f(1)=1+2=3
if you need the f(-5)+f(1)=7+3=10
Answer:
7 gallons
Step-by-step explanation:
1) so we know that each wall requires 7/8 gallons of paint
and for 8 walls, we can either add 7/8, 8 times or we can multiply 7/8 with 8
7/8*8/1=56/8=7
7 gallons of paint are needed
hope this helps!
The ratio of red ribbon to blue ribbon is 9:8. The ratio of blue ribbon to red ribbon is 8:9.
The first step is to get the fraction to the same denominators.
3/4 becomes 9/12
2/3 becomes 8/12
Then, just compare the numerators.
Draw two lines that connect at one point. label where they connect w and the other two ends j
note that a division sign can be signified by "/"
5 divided by r can be shown as a variable expression of: 5/r
Another way to show is: 5 ÷ r
Answers are bolded
hope this helps