August 2018 1 20 Report
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Uzupełnij.
a) .... - .../3(6a+9b) = -1 +2a+3b
b) 2(-3x² - 4) -5(-2x² +7) = ....x² + ....
c)-(-29a -3b) +5(-2a-3b) = ....a +....b
d)6(1/2p²-1/3q²+2/3) -2(1/2q²-p²-1)+3=....p²+....q²+....
e)4(2a-3b-2) -3(5a+2b-4) =5(5a+2b-7) = ....a-....b-....
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