What is the correct way to read 309.48

Given the equation y − 4 = three fourths(x + 8) in point-slope form, identify the equation of the same line in standard form. −three fourthsx + y = 10 3x − 4y = −40 y = three fourthsx + 12 y = three fourthsx + 10

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

The ph level of a blueberry is 3.1 what is the hydrogen-ion concentration [h+] for the blueberry