Answer:
x = 9
Step-by-step explanation:
Isolate the variable. Note the equal sign, what you do to one side, you do to the other. Multiply 3 to both sides.
(x/3)(3) = 3(3)
x = 3(3)
x = 3 * 3
x = 9
x = 9 is your answer.
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Answer:
procedure always produces 6
Step-by-step explanation:
Let 'n' be the unknown number
Add 4 to the number : n+4
multiply the sum by 3.
multiply the sum n+4 by 3
Now subtract 6, so we subtract 6 from 3n+12
finally decrease the difference by the tripe of the original number
triple of original number is 3n
so the procedure always produces 6
Answer:
5.7
Step-by-step explanation:
Creating the point into a triangle, both sides a 4.
As the Pythagorean theorem goes, a^2+b^2=c^2
4^2+4^2=
16+16=
32
The square root of 32 is about 5.7
The distance between the points is about 5.7 units
Answer:
It takes 4 minutes per block and she can walk 12.5 blocks in 45 minutes.
Step-by-step explanation:
20 / 5 = 4 minutes per block
20 + 20 + 5 = 45
5 + 5 + 2.5 = 12.5
Hope this helps, I did the test last year.
