1. Elena’s mistake is that she should have put x as 500.
2. Elena’s inequality should be 55.25x is less than or equal to 500. 55.25 represents how much gigabytes 1 movie takes up. 500 is the amount of gigabytes she is able to have. X is the amount of songs she can have.
Answer:
-71
Step-by-step explanation:
- 4 x (+1 --5) x (+1 - -5) /6 - (42 - -5)
1 - -5 = 6 and 42 - -5 = 47
-4 x 6 = -24
-24 x 6 = -144
-144 / 6 = -24
-24 - 47 = -71
Answer:
57⁰
Step-by-step explanation:
a triangle's angles add up to 180⁰ total
44+79=123
180-123=57
