Harold took a total 8 quizzes over the course of 2 weeks. how many weeks of school will harold have to attend this quarter before he will have taken a total of 20 quizzes?

5

Step-by-step explanation:

8 quizzes / 2 weeks = 20 quizzes / x weeks

Cross multiply:

8x = 40

Divide:

x = 5

Harold will have to attend 5 weeks.

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

answer: 457.14

step-by-step explanation:

205 - 45 = 160

160 / .35 = 457.142857