Answer
1. 9
1. 13
1. 147
1. 7/3
1. 9
Step-by-step explanation:
Algebraic equations
1. 2x=18
2. x-5=8
3. (x/7)=21
4. 3x+5=12
5. 2x=18
I believe it would be A because it says that the mean time is 6.7 and the standard time is 2.2
D) more tickets were sold on the fourth day than on the tenth day.
Answer:
x²-4x-12
Step-by-step explanation:
multiply each term in the first parentheses by each term in the second parentheses
x*x+2x-6x-6*2
calculate the product
x²+2x-6x-12
collect like terms
x²-4x-12