Year 7 Algebra Practice Test

 $18-2\times\left(3+1\right)-6=$  

• 30

• 4

• 7

• -4

 $4\div4+4\times4-4=$  Solve the following equation:

Rewrite the following in Index notation: $4\times4\times4\times4\times5\times4\times5\times5$  

•  $4^5+5^3$  

•  $4^5\times5^3$  

•  $3^5\times5^4$  

•  $3^5+5^4$  

 Rewrite the following in Expanded notation:
 $2^2x^3y^2$ 

•  $4\times3\times5\times x\times y$  

•  $4\times x\times x\times y\times y\times y$  

•  $2\times2\times x\times x\times x\times y\times y$ 

•  $4\times x\times x\times x\times y\times y$  

What is the square of -3?

What is $\sqrt{144}$ ? 

Which of the following is true?

• $3\times4\div6=6\times3\div4$

• $3\times\left(2-1\right)=3\times2-3\times1$

• $\left(6\div3\right)\times2=6\div\left(3\times2\right)$

• $2+6+198=198+6+2$

Consider the following:
 $y=4x-7$  

Is this an equation or an expression?

• Equation

• Expression

Consider the following:
 $y=3x-7$  

What are the variables?

Consider the following:
 $y=3x-7$  

What is the coefficient of x?