Answer:
b = 6
Explanation:
step one: Simplify 10^2 to 100
Step two: Simplify 8^2 to 64
Step three: Subtract 64 from both sides
Step four: Simplify 100 - 64 to 36
Step Five: Take the square root of both sides
Step Six: Since 6*6=36, the square root of 36 is 6
Step Seven: Switch sides b = positive 6
I hoped this helped