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Read up Worked Example 2 (p102) and Worked Example 3 (p103) to find out how to simplify expressions.
Try to make a link to what you when evaluating arithmetic expressions in Chap 2 Real Numbers.

1. Answer the following questions in your notebook, with the steps clearly written
2. Take a photo of each question separately. In total, thEre will be 2 posts.

Challenging question is optional, but will contribute to group point. You will need to insert your group letter at the title (beside your name)

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Q4

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Bonus question

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-28+6x=22x (Ans)
-16y-3y=-19y (Ans)
-11z-(-24z) = 13z (Ans)

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b) x+3y+6x+4y
=7x+7y(Ans)
c) 6xy+13x-2yx-5x
2yx=2xy(Communtative Law)
=4xy+8x(Ans)

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3p+(-q)-7r-(-8p)-q+2r
=11p-2q-5r (Ans)