Five times a number is added to two times its square. if the result is 168, find the number
1 answer:
5x+(2x)^2= 168 now solve this
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Answer: Decimal- .33333333333
Fraction- 1/3
Step-by-step explanation: 3x-1=0
0+1=1, 1/3 is the answer
The set is not closed
Example:
-4 * -3 = 12 this is not a negative integer
Answer:
x=4
Step-by-step explanation:
7x - 9 = 19
add 9 to both sides
7x = 28
divide by 7
x = 4
Answer:
The first one sounds suprising but what is the action?
Answer:
Step-by-step explanation:
The missing details in the question are:
Required
The perimeter
This is calculated as:
So, we have:
Open bracket
Rewrite as:
