caitlin-wilson_6096810c81135
caitlin-wilson_6096810c81135
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A) 2-2t+1=3t-9-2t 2-2t+1-3t+9+2t=0 -3t+12=0 -3t=-12 t=4 B) 5m+5-6m-3=20-4m 5m+5-6m-3-20+4m=0 3m-18=0 3m=18 m=6 2) qundo isso ai vc multiplica em chuvinha ( todos…