Respuesta :

aj993978

Answer:

x = 215

Step-by-step explanation:

15^2-13=x-3

225 - 13 = x - 3

212 + 3 = x - 3 + 3

215 = x

Answer:

Hello!!! Princess Sakura here ^^

Step-by-step explanation:

Step 1: Simplify both sides of the equation.

Step 2: Flip the equation.

Step 3: Add 3 to both sides.

x=215