Braden improves his score with each practice quiz he takes. The number of incorrect answers can be represented by the expression 30 - 6n where n represents the number of practice quizzes he has taken. How many answers will he get incorrect after taking 4 practice quizzes?

20

3

5

6

Question

Braden improves his score with each practice quiz he takes. The number of incorrect answers can be represented by the expression 30 - 6n where n represents the number of practice quizzes he has taken. How many answers will he get incorrect after taking 4 practice quizzes?

20

3

5

6

ash2326 · Answer

The no. of incorrect answers is given as 
$$30-6n$$
n= no of practice quizzes he took
It's given he took 4 quizzes
so n=4
$$30-6 \times 4$$
$$=
30-24=36$$
So he got 36 wrong

ash2326 · Answer

sorry What I'm doing:(
30-24=6
so he got 6 wrong

anonymous · Answer

IT'S OKAY I KNO WUD YHU WAS TRYN TO SAT