What is the value of x in the proportion below? 1/2/4=x/28
2 answers:
Answer:
depends on whether you meant (1/2)/4 or 1/ (2/4)
Step-by-step explanation:
1/2 x
---------- = -------------
4 28
Using cross products
1/2* 28 = 4x
14 = 4x
Divide by 4
14/4 = 4x/4
7/2 =x
If you meant
1 x
---------- = -------------
2/4 28
1 * 28 = 2/4 x
28 = 1/2 x
Multiply each side by 2
28*2 = 1/2x*2
56 =x
Answer:
Step-by-step explanation:
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Answer:
5
Step-by-step explanation:
the height 5
the base 2
5*2*1/2 = 5
1. is 8
2. is 4
Subtract them by the percentage
The best first step would be adding the 15, 2, and 3 and then subtracting -5 so you can solve was -a equals to
Answer:
2 1/2 miles per hour
Step-by-step explanation:
To find the rate, take the distance and divide by the time
5/8 miles÷ 1/4 hour
Copy dot flip
5/8 * 4/1
5/2 miles per hour
2 1/2 miles per hour
Answer:
B) 60
Step-by-step explanation:
<u>Given:</u>
- <A = 2x
- <B = 60
- <A and <B are supplementary angles (they add up to 180)
<u>Equation:</u>
<A + <B = 180
2x + 60 = 180
2x = 180 - 60
2x = 120
x = 60