June 2021 0 91 Report
1)Dans chaque cas dire si le nombre -2 est  solution de l'equation proposée. a. 3x + 1= 2x-3   b.5n+2=3n-2    c.t/2-3=t-2

2)Resoudre ces equations 
a. 2x+5=1   b. 7=4x-3   c.t/5=1/2

MERCI D'AVANCE !!
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