Write a story about temperature, money or game scores to represent each number sentence.

a.) 7 - -4 = 11
b.) -20 + n = 30
c.) -n + -150 = -350

Assume that a population of 50 individuals has the following numbers of genotypes for a gene with two alleles, b and b: bb = 30, bb = 10, and bb = 10. calculate the frequencies of the two alleles in the population’s gene pool.

Find the solution set of this inequality. select the correct graph. |8x+16|> 16

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76