ANSWER
B) 15
EXPLANATION
The given polynomial is
We arrange this polynomial in ascending powers of x to obtain the standard form;
The degree of this polynomial is 6.
The coefficient of the leading term is 15
How many solutions exist for the given equation?12×+1=3(4×+1)-2
2 answers:
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For this case we have the following expression:
Applying distributive property to the terms within parentheses we have:
We add similar terms on both sides of equality considering that:
Equal signs are added and the same sign is placed.
Different signs are subtracted and the major sign is placed.
We add 7.5x to both sides of equality:
We subtract 72 from both sides of equality:
We divide between 3 on both sides of equality
ANswer:
Distributive property
Add similar terms
Equality property of the sum
Equality subtraction property
Equality property of the division