
Look at the square root like "x", then
U plug in the y
2 (3x) -5x=4
simplify
6x -5x =4
solve
x=4
so now you know x=4 so plug that in for x
y= 3(4)
y=12
check your answer
2(12)-5(4)=4
solve
24-20=4
4=4
so you now you got the answer right !
hope that helps!
Answer:

Step-by-step explanation:
Given


Required
Find x such that: 
This gives:

Collect like terms


Expand

Factorize

Factor out x - 1

Solve:
