October 2018 2 9 Report

Proszę rozwiązać działania i wytłumaczyć mi jak to sie robi ;]

x + 75 = 57

1⅔ + y = 2¾

t - 34 = 35

3x = 2x + 1/7

3 - x = -2x

5y = 13

1/7x = -2

-7b = ⅞

7a + 7 = 35

2 - x = 5 - 2x

69 - x = x + 96

½c + 5 = c + 8


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