Translate the sentence into an equation. The sum of 2 times a number and 7 equals 9.
Use the variable c for the unknown number.

Solve -2(4y + 6) = 52. 5 -5 8 -8 and !

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?

Thomas is using a drawing program to complete a construction. which construction could he be completing? two perpendicular lines are drawn. inscribing an equilateral triangle in a circle inscribing a square in a circle inscribing a regular pentagon in a circle inscribing a regular hexagon in a circle