Answer: 40 + 0.21t
Step-by-step explanation:
If t is the number of texts last month and the initial fee for each month is $40 then you will have the expression 40+0.21t
Answer:

Step-by-step explanation:
Angle A and angle E are the same value, therefore you could replace angle E with angle A. So that would make a triangle with angle C, angle D, and angle A. Knowing the sum of all angles in a triangle is 180, we can make an equation representing this.

Now simply silve the equation to find x.

There is your answer.
Answer:
14
Step-by-step explanation:
You would make a table first, the top part, just start from zero and add every time. Hope this helps