Answer: 15.12
Step-by-step explanation:
84% of 18
=84/ 100 × 18
=84× 18 / 100
=1512/100
=15.12
The original price is $15.12
Answer:
166 bpm
Step-by-step explanation:
Ian's age = 60
MHR stands for maximum heart rate. There are two methods of calculating the MHR :
1) MHR = 220-age
2) MHR = 217-(0.85×Age)
Both the methods are easy to solve but the most accurate is the second one, hence we use the second method to calculate MHR of Ian.
MHR = 217-(0.85×Age)
= 217-(0.85×60)
166
Since the MHR is calculated in beats per minute (bpm)
Therefore, MHR of Ian = 166bpm
The solution of the given inequality 12x - 3x + 11 > 4x - (17 - 9x) is x < 7
The given inequality is,
12x - 3x +11 > 4x - (17-9x)
Simplify the left-hand side of the inequality by combining like terms.
We can simplify 12x - 3x to get 9x, so our inequality becomes:
9x + 11 > 4x - (17 - 9x)
Next, we can simplify the expression inside the parentheses on the right-hand side of the inequality by distributing the negative sign:
9x + 11 > 4x - 17 + 9x
We can further simplify this by combining like terms on the right-hand side of the inequality:
9x + 11 > 13x - 17
Now, we can isolate the variable on one side of the inequality by subtracting 9x from both sides:
11 > 4x - 4x - 17
Add 17 to both sides to isolate the variable:
28 > 4x
Finally, we can solve for x by dividing both sides by 4:
x < 7
Therefore, the solution to the inequality 12x - 3x + 11 > 4x - (17 - 9x) is x < 7.
To learn more about inequality visit:
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Answer:
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Step-by-step explanation:
Math is important in everyday life because math helps us with better problem-solving skills. It helps you think analytically and have better reasoning abilities
Answer:
Math helps us have better problem-solving skills. Math helps us think analytically and have better reasoning abilities. Analytical thinking refers to the ability to think critically about the world around us. ... Analytical and reasoning skills are important because they help us solve problems and look for solutions.
Step-by-step explanation:
Answer:
y=13
Step-by-step explanation:
if x=20 when y=8 (we can creat equation )
x=2y+4 (you can prove that the equation is correct by substitute )
so the question is if x=30 find the value of y
30=2y+4
30‒4=2y
26=2y
26/2=2y/2
13=y
i hope this helps you
Answer:
Step-by-step explanation:
I can help :D
The slope of a line that is perpendicular to a line whose equation is −2y = 3x + 7 is
Solution:
Given that we have to find the slope of the line that is perpendicular to a line whose equation is −2y = 3x + 7
The slope intercept form is given as:
y = mx + c
Where "m" is the slope of line and "c" is the y - intercept
Given equation is:
On comparing the above equation with slope intercept form,
We know that product of slope of a line and slope of line perpendicular to it is -1
Therefore,
Thus slope of line that is perpendicular to given line is