The steps used to solve the equation 4x + 3 = 15 for x are shown below. 4+3=15
Step I:
Step II:4=12=3

Which property makes step I true?

How can you find the conditional probability of a given b as the fraction of b’s outcomes that also belong to a, and interpret the answer in terms of the model? i just need a good explanation

How far is x from 5 on a number line?

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2