Quiz 3-1 Review

one step equations

100

15 + b = 23

b = 8

200

m + 4 = -12

m = -16

300

v - 15 = -27

v = -12

400

14b = -56

b = -4

500

-5 = a / 18

a = -90

two step equations

100

6 = a / 4 + 2

a = 16

200

9x - 7 = -7

x = 0

300

DAILY DOUBLE!!!!!
(v + 9) / 3 = 8

v = 15

400

10 - 6v = -104

v = 19

500

7(9 + k) = 84

k = 3

square root equations

100

k² = 16  

k = 4, -4

200

m² + 7 = 88

m = 9, -9

300

-5x² = -500

x = 10, -10

400

n² - 5 = -4

n = 1, -1

500

4r² + 1 = 325

r = 9, -9

random equations

100

(r / 10) + 4 = 5

r = 10

200

-5 + (n / 3) = 0

n = 15

300

-12r + 4 = 100

r = -8

400

DAILY DOUBLE!!!!!!!

-14r - 19 = 303

r = -23

500

(x / -4) - 5 = -8

x = 12

trivia!

100

What is the only planet in our solar system that rotates clockwise?

Venus

200

What is the smallest country in the world by land area?

Vatican City (only .6 miles long and .5 miles wide)

300

What is the hardest natural substance on Earth?

A diamond

400

What is the best-selling album of all time?

Thriller by Michael Jackson

500

Which country won the FIFA World Cup in 2022?

Argentina