Basic Algebraic Skills

Algebraic Expressions 1

100

substitute a for -1

3 x a - 5 = 

-8

200

substitute a for -2

4 x a - 5

-13

300

substitute a for -2

4 - a + 5 + 3 =

14

400

substitute a for 6

5 x a - 8 = 

22

500

substitute a for 4

4 x a - 3 - a + 7

16

Algebraic Expressions

100

Write the equation "the sum of y and 9"?

y + 9

200

Write the equation "8 times a number?"

8 x h or 8h

300

Write the equation "eight less than a number?"

p - 8

400

Write the equation "the sum of six and three times a number?"

3b + 6 or 6 + 3b

500

Write the equation "eight times a number minus forty-five?"

8x - 45

a = 2, b = 5

100

a + b

7

200

2b - a

8

300

4b - a

18

400

a + a + b + 2a

13

500

^{2a + 2b - 3a + 4b}

28

Simplify

100

5x + 2x - 3b 

7x - 3b

200

4 x a - 2

4a - 2

300

7 x y - 6 x k

7y - 6k

400

7x² + 3x² 

10x²

500

a + a + a + a + b + b + b

4a + 3b

Mixed Bag

100

How do you write "The sum of 8 and a number?"

b + 8

200

Simplify the expression. 9v - 5 - 6v

3v - 5

300

3x²+4x²₌ 

7x

400

Simplify the expression. 8s-11s+6

-3s+6

500

Simplify the expression. 11x+9-7

11x+2