Simultaneous Equations


    Solving Simultaneous Equations

    Question
    5 e + 3 f = 26 5 e + 5 f = 30

    Answer e = 4 , f = 2



    Question
    4 c + 3 d = 35 4 c + 5 d = 45

    Answer c = 5 , d = 5



    Question
    5 c + 3 d = 27 2 c + 3 d = 18

    Answer c = 3 , d = 4



    Question
    4 x + 2 y = 24 2 x + 2 y = 16

    Answer x = 4 , y = 4



    Question
    6 c − 6 d = 18 4 c − 2 d = 16

    Answer c = 5 , d = 2



    Question
    4 x + 5 y = 24 5 x − 2 y = − 3

    Answer x = 1 , y = 4



    Question
    5 c + 2 d = 39 3 c − 6 d = 9

    Answer c = 7 , d = 2



    Question
    5 x − 5 y = 15 2 x − 3 y = 1

    Answer x = 8 , y = 5



    Question
    3 x + 2 y = − 17 5 x + 6 y = − 15

    Answer x = − 9 , y = 5



    Question
    5 a + 6 b = 63 3 a − 3 b = 18

    Answer a = 9 , b = 3



    Question
    6 c + 2 d = 12 3 c − 6 d = − 15

    Answer c = 1 , d = 3



    Question
    2 e + 6 f = − 10 5 e + 4 f = − 25

    Answer e = − 5 , f = 0



    Question
    6 g + 5 h = 62 2 g + 2 h = 22

    Answer g = 7 , h = 4



    Question
    4 a = − 52 + 5 b 5 a + 3 b = 9

    Answer a = − 3 , b = 8



    Question
    6 x = 30 + 4 y 4 x = 34 + 5 y

    Answer x = 1 , y = − 6



    Question
    4 e = 60 + 5 f 5 e + 3 f = 38

    Answer e = 10 , f = − 4



    Question
    4 teas and 2 coffees costs £ 5.00 3 teas and 3 coffees costs £ 4.95 How much does a tea cost? How much does a coffee cost?

    Answer Tea = £ 0.85 Coffee = £ 0.80



    Question
    5 apples and 3 bananas costs £ 2.34 3 apples and 2 bananas costs £ 1.46 How much does an apple cost? How much does a banana cost?

    Answer Apple = £ 0.30 Banana = £ 0.28



8th October 2019

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