1. which equation is equivalent to the equation 6x + 9 = 12?
a. x +9=6
b. 2x + 3 = 4
c. 3x +9= 6
d. 6x + 12 = 9

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

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

The map shows the location of the airport and a warehouse in a city. though not displayed on the map, there is also a factory 112 miles due north of the warehouse.a truck traveled from the warehouse to the airport and then to the factory. what is the total number of miles the truck traveled?