Answer: 3x + 1 is an expression that is simplified as much as it can be. Therefore, either your question is incomplete or it's a trick question. If so, then the answer is 3x + 1.
The pizza would cost $3.49
Answer:
2/7
Step-by-step explanation:
For the president position, there are 4 females from a total of 7 people.
For the vice president position, there are 3 males from 6 people left over.
So the probability is 4/7 × 3/6 = 2/7.
Answer:
4
Step-by-step explanation:
Given
x + 
← substitute x = 2 + 
= 2 + + 
Rationalise the denominator of the fraction by multiplying the numerator/ denominator by the conjugate of the denominator.
The conjugate of 2 + is 2 - , thus
= 2 + + 
= 2 + + 
= 2 + + 2 -
= 4
D because say you got 2 boxes of pens, 20p would be 20(2)=40 you would have 40 pens.
