<span>4x^2 - 36 = 0 ( Original equation )
4x^2 = 36 ( Add 36 to both sides )
x^2 = 9 ( Divide by 4 on both sides )
x = 3 , -3 ( Take the square root of 9 )
Solution set: { +3 , -3 } answer is x = +3 , x = -3</span>
Answer:
x = 5
Step-by-step explanation:
5x + 17 = 42
5x = 25
x = 5
I will do the homework for you but is is a quiz or test I can only do if it homework
THE ANSWER IS THAT A= 1.25
