<u>Answer:</u>
zero
<u>Explanation:</u>
<u>In any system:</u>
the ground (base) is referred to as zero lever
what comes above the ground level would be positive
what comes below the ground level would be negative
<u>Now, we are given that:</u>
she lives on the ground floor.
Based on the above, the representation would simply be zero
Hope this helps :)
Answer:
x = 3
Step-by-step explanation:
49 - 19 = 30
-2x - 12x = 10x
30 / 10 = 3
Answer:
33 and 13
Step-by-step explanation:
46/2 = 23
difference is 20, add 10 to one and subtract 10 from 23, giving you two numbers: 13 and 33.
-8+3+-8--3
minusing a negativ means adding a positive
adding a negaative means minusing a positive
-8+3-8+3
-5-8+3
-13+3
-10
