Answer:
x = 18
Step-by-step explanation:
Given:
Finding x for which 3b = 5a:
- 3(4x - 7) = 5(2x + 3)
- 12x - 21 = 10x + 15
- 12x - 10x = 15 + 21
- 2x = 36
- x = 36/2
- x = 18
Answer:
12+4y
Step-by-step explanation:
12+3y+y=12+4y
Answer:

Step-by-step explanation:
Given: Events A and B are such that
and P(A∩B) = 17
To find: 
Solution:
Probability refers to the chances of occurrence of any event.
An event is described as an outcome of a random experiment.
A random experiment is an experiment for which outcomes cannot be predicted.
P(A∩B) ÷ P(B) = 
Answer:
32
Step-by-step explanation:
x + y = 48
x - y = 16
-----------------
2x = 64
x = 32
32-y = 16
y = 16