Answer:

Explanation:
So we have the equation:

Distribute the -2:

Combine like terms on the left:

Subtract 1.8x from both sides. The left cancels:

Subtract 5 from both sides. The right cancels:

Divide both sides by 2.6:

Simplify (multiply both layers by 10 to get rid of the decimal):

Reduce (divide both layers by 26):

So, the value of x is 5.