Answer is 7
You have to do
54 - 12= 42
Then divide 42 by 6 which equals 7
Answer:

Step-by-step explanation:
Let's solve:

Step 1: Simplify both sides of the equation.

Step 2: Add 3x to both sides.

Step 3: Subtract 4 from both sides.

Step 4: Divide both sides by -1.

Therefore, the answer will be x = 4.
Answer:
<H = 38
Step-by-step explanation:
Answer:
C
Step-by-step explanation: