Answer:
x = 4
Step-by-step explanation:
since it is a square:
8x+13 = 12x-3
reduce:
4x = 16
x = 4
Answer:
x = -4
Step-by-step explanation:
3(2x+8)=0
Divide each side by 3
3/3(2x+8)=0/3
2x+8 = 0
Subtract 8 from each side
2x+8-8=0-8
2x = -8
Divide by 2
2x/2 = -8/2
x = -4
Answer:
it is B i took the test
Step-by-step explanation:
Answer:
The third one is a rational number
Step-by-step explanation:
This is because the square root of 36 is 6 and the square root of 225 is 15. So the simplified problem for 3 is 6/15 or 2/5
Answer:

Step-by-step explanation:
A calculator shows the value of
meaning that each day, about 99.4% of the sample remains.
The formula 
Evaluate this at <em>t</em> = 16 to get 91 grams remain.