which of these predictors are significant and unsignificant(how do I figure out which one are valuable)

SUMMARY OUTPUT Regression Statistics Multiple R 0.84646231 R Square 0.71649845 Adjusted R S 0.69560886 Standard Err 61.460152 Observation: 103 ANOVA df SS MS F Significance F Regression 7 906923.544 129560.506 34.2993094 2.2524E-23 Residual 95 358848.277 3777.35028 Total 102 1265771.82 Coefficients itandard Errol t Stat P-value Lower 95% Upper 95% Lower 95.0% Upper 95.0% Intercept 4.10661541 27.4246686 0.14974166 0.88128589 -50.338235 58.5514662 -50.338235 58.5514662 bedrooms 3.35048956 10.7055552 0.31296738 0.75499148 -17.902725 24.6037038 -17.902725 24.6037038 garage_spac 12.4570302 8.10690824 1.53659445 0.12771668 -3.6372175 28.5512779 -3.6372175 28.5512779 no_full_bath 29.7345255 12.1138767 2.45458379 0.01592504 5.6854395 53.7836114 5.6854395 53.7836114 no_rooms 5.89187364 8.04216803 0.73262255 0.46559245 -10.073849 21.8575958 -10.073849 21.8575958 squarefeet 92.3470082 24.9535561 3.70075544 0.00036029 42.807936 141.88608 42.807936 141.88608 walkscore 0.74694812 0.28942422 2.58080723 0.01138735 0.17236839 1.32152784 0.17236839 1.32152784 zip 31.9851727 14.3457661 2.22958973 0.02813053 3.5052262 60.4651192 3.5052262 60.4651192