Algebra beginnings

Pronumerals

100

The pronumeral is the expression 6x

x

200

The coefficient in the expression 7c+2

7

300

The constant in the expression 9y -3

-3

400

The number of terms in the expression 4x+3y-7z

3

Substitution

100

If m=3 then m+5 is

8

200

If m=2, then 3m is

6

300

If m=5, then 2m+3 is

13

400

If m=-4, then  20 + 2m is

12

Like Terms

100

6x and 7y

Not like terms

200

3y+ 7y =

10y

300

6d +d +2d+5d=

14d

400

20m / 5=

4m

Muliplication

100

5²

25

200

10 x 11

110

300

b= -5 then 

-4 x b is

+20

400

If y= -2, then 3y -1

-7