Answer:

Step-by-step explanation:

3x2x2=12
5x7x3=105

Answer:
your answer will be letter B
Step-by-step explanation:
So 1/2 is 5/10 and 2/5 is 4/10 common denonominator is 10 ( i think )
Answer:
x=105÷7
Step-by-step explanation:
You have to split the candy with 7 people and you can't split people
Answer: x^2 + 9x + 20
Step-by-step explanation:
Foil Method: (a + b) (c + d) = ac + ad + bc + bd
Lets say:
a = x
b = 5
c = x
d = 4
Plugging in the numbers: xx + 4x + 5x + 5*4
Combine like terms:
xx = x^2
4x + 5x = 9x
5 * 4 = 20
You're then left with: x^2 + 9x + 20