a) 4x - 7 - 5x + 3 = -x - 4
b) 2y + 11x - 2,1 - 2 2/3 y - x + 8 1/3 y - 1,9 = 7 2/3 y + 10x - 4
c) + 8x - 9 - 34
d) 9 + 5x - 9 + 9 - 6 - 3
e) 2x - 4y + 9xy - 4 - 6y - 7x + yx = -5x - 10x + 10xy - 4
f) pq + 2p - 6 1/2 qp + 1/6 pq - 8 p
-6 p -71/6qp = -6 p
(licze na naj)
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a) 4x - 7 - 5x + 3 = -x - 4
b) 2y + 11x - 2,1 - 2 2/3 y - x + 8 1/3 y - 1,9 = 7 2/3 y + 10x - 4
c) + 8x - 9 - 34
d) 9 + 5x - 9 + 9 - 6 - 3
e) 2x - 4y + 9xy - 4 - 6y - 7x + yx = -5x - 10x + 10xy - 4
f) pq + 2p - 6 1/2 qp + 1/6 pq - 8 p
-6 p -71/6qp = -6 p
(licze na naj)