Constructing Linear E quations

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# Constructing Linear E quations - PowerPoint PPT Presentation

Constructing Linear E quations. Q1 I think of a number , add 7, multiply by 3, subtract 3, divide by 6, then multiply by 12. The answer is 72. Find the number I was thinking of. Constructing Linear E quations.

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## Constructing Linear E quations

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Presentation Transcript
Constructing Linear Equations

Q1 I thinkof a number, add 7, multiplyby 3, subtract 3, divide by 6, thenmultiplyby 12. The answeris 72. Findthenumber I wasthinking of.

Constructing Linear Equations

Q2 The number in eachsquareisthe sum ofthenumbersoneitherside.

30

23

25

Constructing Linear Equations

Constructing Linear Equations

Q4 Joy´sAuntieMary is four times as old as Joy. Ifthe sum oftheir ages is 70, findtheir ages.

Constructing Linear Equations

Q5 The sum ofsixconsecutiveevennumbersis 174. Whatisthesmallestofthenumbers?

Constructing Linear Equations

Q6 The sum ofsevenconsecutiveoddnumbersis 133. Whatisthelargestofthenumbers?

Constructing Linear Equations

Q7 The sum oftwonumbersis 56, andtheirdifferenceis 14. Whatistheirproduct?

Constructing Linear Equations

Q8A cuboidhas a volume of 180cm³. The lengthistwice as big as thewidthandtheheightis 2 cm biggerthanthewidth.

Findthelength, widthandheightofthecuboid.