Answer:
8
Step-by-step explanation:
Absolute value of 6 is 6. Absolute value of -2 is 2. 6+2 is 8.
Answer:
The length of each side of the city is 250b
Step-by-step explanation:
Given
--- tree distance from north gate
--- movement from south gate
--- movement in west direction from (b)
See attachment for illustration
Required
Find x
To do this, we have:
--- similar triangles
So, we have the following equivalent ratios
Where:
Substitute these in the above equation
Express as fraction
Cross multiply
Open bracket
Rewrite as:
Expand
Factorize
Factor out x + 284
Split
Solve for x
x can't be negative;
So:
<em>Answer: x = 5</em>
<em>Step-by-step explanation:</em>
<em>multiply the outside number to both numbers in parenthesis</em>
<em>3x-15 divide</em>
<em> find out how many time 3 goes into 15 and divide </em>
<em>three divided by fifteen equals five</em>
<em></em>
Answer:
3x^2 - 11x - 4
Step-by-step explanation:
( x - 4 ) ( 3x + 1 )
= 3x^2 + x - 12x - 4
= 3x^2 - 11x - 4
<u><em>Hope this helps :)</em></u>
The first vector's speed is 12.57 meters for one second
The second vector's speed is 5.21 meters for one second
The total distance is 12.57+5.21 = 17.78 meters over two seconds
Hence the speed is 17.78 / 2 = 8.89m/s
