<span>3x + (x-8) = 23
Combine like terms first. You can combine 3x and x because they have the same variable.
4x - 8 = 23
Now add 8 to both sides.
4x = 31
Last step is to divide both sides by 4 to isolate the x.
4/4x = 31/4
x = 7.75 is the answer.</span>
Answer:
72
Step-by-step explanation:
32pi×360/2pi(8)=72
central angle= arc length 360/2pi×r
Step-by-step explanation:
35 : 14
Divide by 7
5 : 2
We cannot divide it further so the answer is 5 : 2
Answer:
8 m3
Step-by-step explanation:
Since Box A has a volume of 64 cubic meters, that means each side length is 4 m3. It says to make Box B, they divided these lengths by 2. With that info, you get 8 as your volume
Answer:
To complete the square the equation would be 2(x+4)^2-29
