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29 June, 13:28

State the X - and Y - intercepts of each function.

7x + 3y = - 21

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  1. 29 June, 13:40
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    To find the x intercept, plug a zero in for y and solve.

    7x + 3 (0) = - 21

    7x = - 21

    x = - 3

    To find they intercept, plug a zero in for x and solve.

    7 (0) + 3y = - 21

    3y = - 21

    y = - 7
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