Part a: explain why x = 6 makes 4x − 5 ≤ 19 true but not 4x − 5 < 19. (5 points)

part b: what value from the set {4, 5, 6, 7, 8} makes the equation 4x + 3 = 23 true? show your work.

This is the number of parts out of 100, the numerator of a fraction where the denominator is 100. submit

Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.