June 2022 1 9 Report
Napisz w jak najprostszej postaci a) 3(2x - 1) +4(1 - x)= ? b) 2(7x + 5) - 6(x - 2) =? c) -2x(8 - x) - 5(x*x + 3x) = ? d) 5(3 - 2x) - (4x + 6) *3 =?
Zad 2 Oblicz wartosci liczbowe wyrażen
3(x*x - 2x+3) = 2(x*x - 5x - 1) x=2
a(2ab + b) - b(a - 2ab + a*a) a=0,1 b= -10

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