Write 50,722 in expanded form​

Labc is reflected across x = 1 and y = -3. what are the coordinates of the reflection image of a after both reflections?

M.xyz =radians. covert this radian measure to its equivalent measure in degrees.

Sam opened a money-market account that pays 3% simple interest. he started the account with $7,000 and made no further deposits. when he closed the account, he had earned $420 in interest. how long did he keep his account open?