Year 9 Maths Algebra

Write an algebraic expression to represent:

The sum of g and h

Write an algebraic expression to represent:

10 more than twice a

Write an algebraic expression to represent:

The difference between m and n

Simplify the following expressions:

9k-3k

Simplify the following expressions:

-8f-5f+3f

Simplify the following expressions:

 $6m^{2\ }+3m\ -2m^{2\ }$  

•  $8m^2$  

•  $7m^{2\ }$  

•  $4m^{2\ }+3m$  

•  $8m^{2\ }+3m$  

Simplify the following expressions:

 $\frac{1}{2}h+h^{2\ }+2h$  

•  $h^{2\ }+2h$  

•  $2.5h+h^2$  

•  $3.5h^{2\ }+h$  

•  $2.5h^{2\ }-h$  

Simplify the following expressions:

-5d -(-4d)

Simplify the following expressions:
 $2n\times3n$  

Simplify the following expressions:

 $\frac{18ab}{4b}$