Уравнения х-549=308;х+72=215;320-х=128. Created by yuzaharova2013. matematika-ru

Уравнения х-549=308;х+72=215;320-х=128...

August 2022 1 13 Report

Уравнения х-549=308;х+72=215;320-х=128

ruslan1620 X-549=308
x=308+549
x=857

x+72=215
x=215-72
x=143
320-x=128
x=320-128
x=292

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