Algebra 1:Unit 1 Review

Evaluating Expressions 1

100

Evaluate the expression: x²+3y

when x=-2 and y=4

16

200

Evaluate the following expression:

(2x)/y

x=10, y=5

4

300

Evaluate:

7-2y

y=3

1

400

Evaluate: 2a+3b

a=4, b=-2

2

500

Evaluate:

(4x+6)/2

x=3

9

Translating Expressions 1

100

John (j) is 3 inches taller than Anna (a). What is an expression we can use to describe John's height?

3+a=j

200

The difference of twice a number and 12

2x-12

300

The difference of a number and eight divided by three

(x-8)/3

400

The sum of twice a number and 4, increased by 7

(2x+4)+7

500

If you have $20 and you spend x dollars, how much do you have left?

20-x

Evaluating Expressionsb2

100

Evaluate the following expression:

3x²+4y+z

when x=2, y=-3 and z=10

10

200

Evaluate the expression:

xy+z

x=10, y=3 and z=2

32

300

Evaluate:

x²+2x

x=-3

3

400

Evaluate:
3x²-4x+1

x=2

5

500

xyz+x²

x=3, y=-2, z=4

-15

Translating Expressions 2

100

the sum of 2 times a number and another number

2x+y

200

3 more than the product of a number and 12. 

12x+3

300

Create an expression that means:

three times a number plus the quantity of the sum of a different number and four

3x+(y+4)

400

Three times the difference between a number and 5

3(x-5)

500

The product of a number and 7 is reduced by 9 to get 20

7x-9=20

Miscellaneous

100

What is the square root of 121? 

11

200

Distribute:

3(x+2)

3x+6

300

What is -|-4|?

-4

400

what is 3³?

3*3*3=27

500

What goes up but never comes down?

Your age