Answer:
b = 
Step-by-step explanation:
b +
= 1
← change to an improper fraction
b +
= 
Multiply through by 12 ( the LCM of 3 and 4 ) to clear the fractions
12b + 8 = 15 ( subtract 8 from both sides )
12b = 7 ( divide both sides by 12 )
b = 
Answer:
3
Step-by-step explanation:
1/4 just scale up the 4 to a 12 4*3=12 so (1*3)/(4*3)=3/12=1/4
Answer:
:C
Step-by-step explanation:
Answer:
32
Step-by-step explanation: