Algebra So Far

Simplify $3x-2y+5x+3$   

(a)  

Determine the constant $12x^{2\ }+4x-5$   

(a)  

Simplify $-3x^2\times2x\times-4$   

•  $-24x^3$  

•  $6x^34$  

•  $24x^3$  

•  $9x^3$  

Simplify $\frac{12x^2y}{15xy}$   

•  $\frac{4xy}{5}$  

•  $\frac{3x}{5}$  

•  $\frac{4x}{5}$  

•  $\frac{5}{3x}$  

Simplify $\frac{18m^2n}{6m^2}$   

(a)  

Simplify $12ab-3ab+6b-ab$   

(a)  

In a term the coefficient is

• the number in front of the variable

• The small number above a variable

• Tells you how many of each term there is

• the number on it's own in an expression

What is the coefficient of x in the expression $4x^2+x-1$   

(a)  

Simplify $\frac{-3xy}{9x^2y}$   

•  $-\frac{1}{3x}$  

•  $\frac{3}{x}$  

•  $-\frac{3}{x}$  

•  $3x$  

 $24m^2n\div6m$  

(a)