In this problem it just goes left to right, 1-18+25 = -17+25 = 8
(1-18)+25-17+25=8<span>
</span>When you do addition and subtraction they are reversible so you just go left to right
Answer:
Step-by-step explanation:
The scale factor = 1 : 20
<u>The area is the product of two dimensions, so the area of the model part to actual part is:</u>
<u>If the actual plane has wing area of 400 ft², then the model will have wing area:</u>
The answer should be C because -1 so go down one the it postive 2 so go to the right 2
2.4 pounds ............................................
