Answer:
f(4)=-2
Step-by-step explanation:
f(4)=-4+2=-2
Robin has to go shopping for her brother's birthday.
She already bought "x" presents for him.
The next day, Robin bought "2" more presents for him just in time for his birthday.
When she got home and celebrated his birthday, her beother opened, in total, "9" presents.
--- What is the number of presents that Robin had originally purchased? ---
Answer:
I believe the answer is 45
Step-by-step explanation:
First do the parentheses: 12-2=10
Then do the exponent: 3^2=3*3=9
Next multiply 9 by 10: 9*10=90
Lastly divide 90 by 2: 90/2=45
Answer:Figure it out your self.
Step-by-step explanation:
Answer:
x = -7
Step-by-step explanation:
-1 + x = -8
x = -7
