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150 + 15x = 400
(-150) 150 + 15x = 400 (-150)
15x = 250
(/15) 15x = 250 (/15)
x = 16.67
So Chia can invite 16 people
To answer this problem, you should know the formula that we will be using and this would be:
Angle of elevation = arc tan( (vertical height)/(length of the shadow)).
Plugging in the values in the formula. Here, this angle is:
arc tan (12.5/18) = <span>34.78 degrees</span>
The answer would be approximately 34.78 degrees
Answer:
B
Step-by-step explanation:
The equation is in slope-intercept form, so the slope is the coefficient of x. Since the coefficient of x is negative, so is the slope.
Answer:
<h2>
y = -3/2x + 9/2</h2>
Step-by-step explanation:
first let's convert the equation to y=2/3x+5
since the line is perpendicular we know that m=-3/2=1.5. now we just need to plug these numbers into an equation.
3=(-1.5)1+b
multiply.
3=-1.5+b
now add 1.5 to both sides of the equation.
4.5=b
change that into a fraction.
9/2.
now using 9/2 as b and -3/2 as m we have our equation:
<h2>
<u>y = -3/2x + 9/2.</u></h2>
