1. There are always twice as many girls as boys in school. Mathematical expression
2 answers:
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The individual that is correct is Natasha. This is because the answer can be gotten using Natasha's method
The given equation is
<u><em>Solving the equation using </em></u><u><em>Natasha's</em></u><u><em> method </em></u>
the fist step is to multiply by 2
x + 24 = - 6
The second step is to combine and add similar terms
x = -24 - 6
x = -30
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<u><em>Second method of solving the equation</em></u>
The equation the friends are trying to solve is
The first step is to combine similar terms
= - 8 - 2
The second step is to add similar terms together
= - 10
The third step is to multiply both sides of the equation by 3
x = (-10 x 3)
x = -30
A similar question was answered here: brainly.com/question/18613652?referrer=searchResults
Answer:
The diameter of the model is 14.4 inches.
Step-by-step explanation:
The Diameter of the moon = 2,160 miles
The scale on the model represents 1 in = 150 miles
Let the model represents k inches in 2,160 miles.
So, by the Ratio of Proportionality:
⇒
or, k = 14.4 inches
⇒On the scale 2160 miles is represented as 14.4 inches
Hence the diameter of the model is 14.4 inches.