Answer:
x - 2 => x = 2
x² + 3ax - 2a
=> 2² + 3 × a × 2 - 2 × a
=> 4 + 6a - 2a
=> 4 + 4a
=> 4 ( 1 + a )
★ 1 + a = 0
a = -1
Answer:
5.50
Step-by-step explanation:
Answer:
45
Step-by-step explanation:
To know how many 1/5 s are in 9, we will take the ratio of both numbers as shown;
9:1/5
= 9 ÷ 1/5
= 9 * 5/1
= 9 * 5
= 45
Hence there are 45 1/5s in 9
1.3 is the correct answer to your question
Answer:
The correct answer is 288.
Step-by-step explanation:
A person has to order a new car.
He has a choice of 9 colors.
Other parameters include air conditioning, heated seats, anti-lock brakes, power windows, CD player.
Each of these parameters he have two options each.
Therefore the number of different ways can a new car be ordered in terms of these options is given by 9× 2 × 2 × 2 × 2 × 2 = 288.
The person have 288 ways of choosing which kind of car is he going to order for himself.
