Linear Equations II

Hong Kong

Stage 1 - Stage 3

The perimeter of the trapezium below is $27$27 centimetres.

a

Use the perimeter to form an equation in terms of $x$`x` and $y$`y`.

Give your answer in standard form, $Ax+By+C=0$`A``x`+`B``y`+`C`=0.

b

If $x$`x` is $5$5 cm, find the value of $y$`y`.

Easy

2min

A carpenter charges a callout fee of $\$150$$150 plus $\$45$$45 per hour.

Easy

2min

The table shows the linear relationship between the number of plastic chairs manufactured and the total manufacturing cost.

Easy

5min

The table shows the water level of a well that is being emptied at a constant rate with a pump.

Easy

6min

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