Answer:
<em>Jack scored a total of -40</em>
Step-by-step explanation:
<u>Arithmetic</u>
Jack took a test where the correct answers are given as positive numbers and the incorrect answers are negative numbers.
The scores were
-65,-10,-15,20,30
The total score is the arithmetic sum of all scores, including their signs:
Total score: -65-10-15+20+30
Total score: -40
Jack scored a total of -40
Multiply 9 and 5 then multiply by .5 giving you 22.5 so I’d say that’s your best option
Answer:
x=-3
Step-by-step explanation:
my work is in the picture. lmk if you need me to explain more
The length of rectangle is 7 cm.
Step-by-step explanation:
Given,
Perimeter of rectangle = 44 cm
Length = l
Width = 2l + 1
Perimeter = 2(Length + Width)

Dividing both sides by 6

The length of rectangle is 7 cm.
Keywords: rectangle, perimeter
Learn more about rectangles at:
#LearnwithBrainly
A.) is the survey that would have fair results, the others are biased or off topic.