Last year, Ivan biked c miles. This year, he biked 430 miles. Using c, write an expression for the total number of miles he biked. PLEASE ANSWER ITS FOR A TEST!

Ablock of wood is a cube whose side is x in. long. you cut off a 1-inch thick piece from the entire right side. then you cut off a 3-inch thick piece from the entire top of the remaining shape. the volume of the remaining block is 2,002 in3. what are the dimensions of the original block of wood?

Explain why the factor 1.5 is broke. into two numbers in the model.

The square root of 9x plus 7 plus the square rot of 2x equall to 7