1.
X = 0
2x + 1 = 0
X = 0
X = - ½ (Because we brought the numbers from one side to the other)
2.
Not sure for number 2.
keeping in mind that template, let's take a looksie
Answer:
x = 20
Step-by-step explanation:
These angles are same-side supplementary, therefore they add up to 180°.
Answer:
Step-by-step explanation:
Given: The estimated distance from Earth to the moon
If the distance from Earth to the sun is approximately 400 times farther.
Then, the distance from Earth to the sun
Therefore, the approximate distance from Earth to the sun=