Writing and Solving Linear Equations

Front

Mary has a prepaid phone plan that charges 20 cents for each text. Write an equation for the cost C of sending t texts.

Back

C = 0.20t

Front

Cost for sending 17 texts at 20 cents each.

Back

$3.40

Front

Equation for the cost C of talking m minutes with a prepaid phone plan that charges 15 cents per minute.

Back

C = 0.15m

Front

Mary has a prepaid phone plan that charges 20 cents for each text and 15 cents per minute for calls. If Mary has $5, how many minutes can she talk?

Back

33 minutes

Front

Equation for the cost C of sending t texts and talking m minutes with charges of 20 cents per text and 15 cents per minute for calls.

Back

C = 0.20t + 0.15m

Front

Mary has a prepaid phone plan that charges 20 cents for each text and 15 cents per minute for calls. How much will it cost Mary to send 8 texts and talk for 15 minutes?

Back

$3.85

Front

The sum of three consecutive integers is 234. What are the integers?

Back

77, 78, 79

Front

Triple a number increased by 5 is 10. What is the number?

Back

Front

Solve 2(3x - 5) = 20

Back

x = 5

Front

14x - 8 = 22 + 20x

Back

x = -5