皇冠足球体育

If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Main content

Find the mistake in one-step equations

Problem

Paulo tried to solve an equation.
f0.25=16f0.25?0.25=16?0.25Setting upf=4Calculating
Where did Paulo make his first mistake?
Choose 1 answer: