If f(x)=3x-4 and g(x)=x^2 -1
what is f(g(-3))?

a) -34
b) 8
c) 20
d) 168

Hannah is 3 years older than twice her brother joey’s age. joey is 2 years old. how old is hannah? show all of your work! the number of students is five more than seven times the number of teachers. there are 10 teachers. how many students are there? be sure to show all of your work!

Translate the word phrase into a math expression. 15 fewer than the product of 4 and a number. (pls immediately)

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys