My grade in algebra is 82% i took a test and got a 51% what is my final grade? test grades: 50% ** don't answer if you don't know.**

66.5%

Step-by-step explanation:

50% of Homework + 50% of Tests = 100% of Algebra grade

        .5 x .82           +     .5 x .51       =

             .41              +       .255         =

                               .665                   =

                               66.5%                =   Final Grade

x= -3

step-by-step explanation:

step 1: simplify brackets

4 - x - 1 = 6

step 2: simpilfy

3 - x = 6

step 3: subtract 3 from both sides

-x = 6 - 3

step 4: simpilfy 6 - 3

-x = 3

step 5: multiply both sides by -1

x = -3

the answer is 96 degrees

step-by-step explanation:

you have to realize that a line equals 180 degrees