C. -5.4 -17.6+12.2= -5.4 because -17.6 goes first in the calculator but also its a negative
Answer:
i believe it is D side angle side
Step-by-step explanation:
You can cross multiply and the answer would be 100/9
9/10=10/k
100=9k
k=100/9
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
