Step-by-step explanation:
Answer is attached....of both the parts.
Hope it helps:)
Answer:using the square root on both sides of the equation
Step-by-step explanation:
So to solve for y, we need to get y alone on one side of the equation. So we are going to subtract 9x from both sides of the equation to get:

And since y is negative, we are going to divide both sides by -1 in order to make the y positive:

7x4x5= 140
Hope this helps!
Answer:
x = 6
Step-by-step explanation: