Answer:
His score decreased by 9 percent this time.
Step-by-step explanation:
From his first history exam he had a score of 90 percent. The difference between his first score and present score is given by
90 - 81 = 9
Answer:
The answer is 15
Step-by-step explanation:
I know and is not stupid
Addition bc. you need adding to both sides x and will get this result of 3x+2 = 11
hope helped
No because the stupidity of you can not calculate
Answer:
3z - 1

Step-by-step explanation:
In a standard form of a polynomial, the value in the power of the variable reduces from left to right.
Therefore, 3z - 1 polynomial is in standard form since the z term comes to the left of the constant term.
Again,
polynomial is also in standard form since the power of p reduces from left to right. (Answer)