Pls i need to finish this until friday if not u trouble

If the wwight of a package is multiplied by 7/10 the result is 65.8 find the weight of the package

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?

Drag each tile into the correct box. not all tiles will be used. find the tables with unit rates greater than the unit rate in the graph. then tenge these tables in order from least to greatest unit rate