Question

23. Redueix les expressions.
a) 2(3x – 1) + 3(x + 2)
b)3(x2 – 2x – 1) – 2(x + 5)
c) 4(2x2 – 5x + 3) – 3(x2 + x + 1)
d) 6(3x2 - 4x + 4) – 5(3x2 – 2x + 3)
+

Answer 1

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