Question

What is the solution to the equation below?
12 + square root 1 - 5x = 18

Answer 1

`x = -7`

Step-by-step explanation:

• 
  `12 + √(1-5x) =18`

• 
  `√(1-5x)= 18-12`

• 
  `√(1-5x)= 6`

• 
  `1-5x= 6^2`

• 
  `1 -5x = 36`

• 
  `-5x = 36-1`

• 
  `-5x =35`

• 
  `x = -7`