Answer:
For first equation:
x = 18.5
For second equation:
x = 4.25
Explanation:
First one:
-2x + 54 = 17. Subtract 54 on both sides.
-2x = -37. Divide all by -2.
x = 18.5
Second one:
4x - 54 = -9. Add 54 to both sides.
4x = 45. Divide all by 4.
X = 4.25.