What is the value of a if (2a+3)−(4a−8)=7? Record all of your steps below. Then state the solution for a and justify why it is correct.

The sketch shows two parallel lines cut by a transversal. angle 2 2 is 36° 36 ° . what is the measure of angle 8 8 ?

Julia is going for a walk through the neighborhood. what unit of measure is most appropriate to describe the distance she walks?

Lv beethoven software supplies customized software to a managed healthcare system. lv beethoven software's costs for the software is $1,723,000. lv beethoven software sells the software to the healthcare system for $3,816,981.10. overhead expenses are estimated at 47% of the selling price. what is lv beethoven software's net profit to the nearest dollar?