Answer:
5x^2-18x -8
Step-by-step explanation:
Use Photomath it would tell you the answer if you take a pic of your question
Answer:
Step-by-step explanation:Determine the initial format of the number to be converted to a percentage. ...
Carry out a mathematical process on the number to be converted to a percentage. ...
Multiply the result of the mathematical process by 100. ...
Find the percentage of the original or real number. ...
Multiply the final number by 100.
The right answer is Option C : 5
Step-by-step explanation:
Let,
The numerator of fraction = x
The denominator of a fraction is 10 more than its numerator.

When 1/3 is added to this fraction,

the resulting fraction’s denominator is three times the denominator of the original fraction its numerator is 15 less than its denominator

Therefore, it becomes

Taking LCM on left side

Multiplying both sides by 3(x+10)

The numerator of original fraction is 5.
The right answer is Option C : 5
Keywords: fraction, addition
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#LearnwithBrainly
Answer:
343
Step-by-step explanation:
7 cubed = 7 x 7 x 7 = 343
so, 343 is a perfect cube.