System on Equation Worded Problems

Amy has 21 counters altogether. She has 14 counters in one hand.  How many counters does she have in the other hand?

• 7

• 35

• 5

• 10

An apprentice is saving up to buy a $9000 ute. He already has $2000 saved and is saving a further $500 per month. How many months until he has the $9000?

• 18

• 7

• 14

• 11

Form the Equation

'Multiply me by 5 and add 3, you get 38'

Form the Equation
'Add 4 to half of me, you get 14'

What is the value of z in the solution of the system?

Mathematical Equivalence

ON

Form the Equation 'Add 2 to me and then multiply by 3, you get 24'

'Add 4 to 3 times of me, you get 22'

'Subtract twice me from 12, you get –4'

'Subtract triple me from 20, you get twice me'

Form the Equation.

'subtract 3 from half of me, you get 8'