Answer:
Let's solve your equation step-by-step.
√x+3=5
Step 1: Add -3 to both sides.
√x+3+−3=5+−3
√x=2
Step 2: Solve Square Root.
√x=2
x=22(Square both sides)
x=4
Check answers. (Plug them in to make sure they work.)
x=4(Works in original equation)
Answer:
x=4