Answer:
see below
Step-by-step explanation:
7x-4 6x-4-x
Combine like terms on the second expression
7x -4 6x -x -4
5x -4
These are not equivalent expressions
7x -4 does not equal 5x-4
Answer:
330ft²
Step-by-step explanation:
Area of figure = Area of rectangle + Area of semicircle
= lb + pi r²/2
= 10 x 8 + 3.1 x 4 x 4/2 ( as 8 is diameter)
= 80 ft² + 248 ft²
= 328 ft² => 330ft²
Answer:
<u>The original number is 96.875</u>
Step-by-step explanation:
Let's find the original number using the Direct Rule of Three, this way:
Percentage Number
100 x
96 93
***********************************************
96x = 93 * 100
96x = 9,300
x = 9,300/96
x = 96.875
<u>The original number is 96.875</u>
I think the answer is
No
No
Yes
But I'm not sure about the last one
277 years because 831 people/3 people per year = 277 years