Yes she does, the total would be 19.26 dollars. First you make 7 into a percentage which is 0.07% (move the decimal to the left twice if it is out of 100). You then multiply it by 18, that should be .07x18= 1.26. You then add that 1.26 to the 18 and bam, it equals to 19.26 which is your answer.
The correct answer is 87 and 89.
If Nate paints the wall in 4 hours, it means that he can paint 1/4 of the wall every hour.
Similarly, if Jill paints the wall in 7 hours, it means that he can paint 1/7 of the wall in one hour.
So, together, they paint the following fraction of the wall in one hour:
.
At this rate, they need 28/11 hours to paint the whole wall, in fact, after that amount of time they paint
i.e. the whole wall
It would basically be 15-9 and not a negative so those two lines turn it into the opposite
Answer:
85
Step-by-step explanation:
2(-4)^2=32
-10(-4)=40
32+40+13=85