Subtract 3x from both sides:
-6y = -3x + 6
divide both sides by -6 to get y by itself:
y = 1/2x - 1
function notation is rewriting y as a function:
f(x) = 1/2x -1
Answer:
point symmetry if no symmetry isn't an option as it looks grayed out and not clickable
1/4 in decimal form is 0.25
1/4 converted into a percent is 25%
Hopefully this helps!! :)
A + 12.5 = 20
- 12.5 -12.5
———————
A = 7.5
The answer is 7.5