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lyudmila [28]
2 years ago
5

Your friend Janelle is interested in calculating her maximum heart rate before she begins her aerobics class. You tell her she c

an do this by Group of answer choices subtracting her age from 220. multiplying her age by 2 and adding 100. adding her age to 220 and dividing by 2. adding her age to 220.
Mathematics
1 answer:
My name is Ann [436]2 years ago
3 0

Answer:

ok? and

Step-by-step explanation:

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Please look at the picture and answer it thank you.
ElenaW [278]

Answer:

x = 17

Step-by-step explanation:

The sum of all angle measures in any triangle is 180 degrees.

  • Thus, 23 + 5x - 18 + 90 = 180.

Step 1: Simplify both sides of the equation.

  • (5x)+(23+90-18)=180
  • 5x+95=180

Step 2: Subtract 95 from both sides.

  • 5x+95-95=180-95
  • 5x=85

Step 3: Divide both sides by 5.

  • 5x/5=85/5
  • x=17

Step 4: Check if solution is correct.

  • (5*17-18)+23+90=180
  • 67+23+90=180
  • 180=180

Thus, x = 17.

6 0
2 years ago
What is a 365 times 17
Volgvan

Answer:6205

Step-by-step explanation:

6 0
2 years ago
Read 2 more answers
Question number 3 pls
marissa [1.9K]
Factoring f(x) would give a factor (x-1-2i), so you can divide f(x) by this, leaving (x-3)(x+4)(x-1+2i), so the other roots are:

x=3
x=-4
x=1-2i

4 0
2 years ago
5 pounds of bananas for $1.97 for 3 pounds of bananas for $1.05 which is better to buy
andrew11 [14]

Answer:

<h3>3 pounds for $1.05 is better since it is 35 cents a pound as opposed to 39 cents a pound for the other product.</h3>

Step-by-step explanation:

We need to find the unit rate. This found by dividing the price by the number of bananas so we get the price for 1 pound of bananas.

$1.97/5 = $0.39

$1.05/3 = $0.35

<h3>3 pounds for $1.05 is better since it is 35 cents a pound as opposed to 39 cents a pound for the other product.</h3>
8 0
3 years ago
60° X48° 72° x = degrees​
Sergeeva-Olga [200]
180 - 48 = 132

x = 132°
5 0
2 years ago
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