3(5+2x)+4 x=1455

To solve the given equation, first substitute the value of x in the equation:

3(5 + 2(1455)) + 4

Simplify the expression within the parentheses:

3(5 + 2910) + 4

Combine like terms:

3(2915) + 4

Multiply:

8745 + 4

Add:

8749

Therefore, the solution to the equation is x = 1455, and when substituted into the equation, the result is 8749.