Question

the sum of three times a number and -4 is at least twice the number plus 8

define a variable, write an inequality, and solve each problem

Answer 1

We can use the variable "a."
Here is the inequality:
3a - 4 >= 2a + 8
Here are the steps to solve it:
3a - 4 >= 2a + 8
3a >= 2a + 12
a >= 12

Answer 2

thank you!

Answer 3

Sure :)