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13 December, 02:24

Write the exprssion in stadered from by expanding and collecting like trems

a. 4 (8m-7n) + 6 (3n-4m)

b. 9 (r - s) + 5 (2r - 2s)

c. 12 (1-3g) + 8 (g + f)

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  1. 13 December, 04:20
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    A. 4 (8m-7n) + 6 (3n-4m) = 32m-28n+18n-24m=8m-10n

    b. 9 (r-s) + 5 (2r-2s) = 9r-9s+10r-10s=19r-19s

    c. 12 (1-3g) + 8 (g+f) = 12-36g+8g+8f=-28g+8f+12
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