500: 2 = 250 - róże
lilie - 250:2 = 125
x- irysy
250 + 125 + x +x - 25 = 350 + 2x
500 - 350 = 2x
2x = 150
x = 75
Odp. Było 250 róż, 125 lilii, 75 irysów i 50 fiołków,
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500: 2 = 250 - róże
lilie - 250:2 = 125
x- irysy
250 + 125 + x +x - 25 = 350 + 2x
500 - 350 = 2x
2x = 150
x = 75
Odp. Było 250 róż, 125 lilii, 75 irysów i 50 fiołków,