Solving by Combining Like Terms
Scientific Notation
Expressions
From the Test
Potpourri
100

5h + 2 + 2h = 23

h = 3

100

2(2 + 102) 

4 + 102

100

Simplify 8b + 3b

11b

100

What is the cube root of 27?

3 *3*3

100

WRITE AN EQUATION & SOLVE: Josh is 3 years older than his brother. Josh's age is 11 years old. How old is her brother?

n - Josh's sister's age n + 3 = 11 n = 8 Josh's brother is 8 years old.

200
3b + b - 8 = 4
b = 3
200

5(5 x 104)

2.5 x 105

200

Simplify 19x - 24x

-5x

200

.000000000753 in scientific notation

7.53 x 10-12

200

square root of 64

What is 8

300
3a + 12 - 6a = -9
a = 7
300

5.18 x 103

What is 5,180

300
Simplify. 3 + 5(a + 4)
5a + 23
300

What is the square root of 100

What is 10?
300

-23 +33=

What is 11

400
-6 = -3y + 4 + 5y
y = -5
400

2,634 x 10-4

What is .2634

400

Simplify -(2b - 4)

-2b + 4

400

Which number is equal to 45 / 4-2

410

47

43

What is 43

400

Kyle goes to the grocery store and purchases 17 bags of raisins and a $2.97 jar of peanut butter. His total cost was $34.76. What was the cost for a bag of raisins?

r - cost of a bag of raisins 17r + 2.97 = 34.76 r = 1.87 Each bag of raisins cost $1.87

500
78 = 3c + 12 - c + 4
c = 31
500

5.55 x 105

What is 555,000

500

Simplify  7(t + 8.5) - 5t + 4

2t + 63.5

500

Use pythagorean theorem

13cm, 5cm, B

What is 12 cm

500

-35 + -17=

What is -52

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