dalliilllaa
dalliilllaa dalliilllaa
  • 16-01-2017
  • Mathematics
contestada

when is it better to use the card from company B? ,, company A- 0.35 plus 0.3 per minute, company B- 0.45 plus 0.2 per minute

Respuesta :

texaschic101
texaschic101 texaschic101
  • 16-01-2017
0.35 + 0.3x > 0.45 + 0.2x
0.3x - 0.2x > 0.45 - 0.35
0.1x > 0.1
x > 1...so it is better to use B when ur talking for more then 1 minute
Answer Link

Otras preguntas

HELP!!It takes 6.0 seconds for a pulley system to lift a crate weighing 300 N to a height of 5.0 meters. How much power is required to lift the crate?360 W250 W
Danielle bought a set of mixing bowls yesterday. They originally cost $23. She had a coupon for 5% off and the sales tax rate is 5%. How much did the mixing bo
it takes 89 pounds of seed to completely plant a 12 acre field how many pounds of seed are needed per acre​
Which Common topic describes the whole and its parts? A. Division B. Definition C. Comparison D. Circumstances
Mexico’s constitution of 1917 helped the working class by
Solve using the elimination method x+2y=15 5x=2y+3
Two cables of the same length are made of the same material, except that one cable has twice the diameter of the other cable. When the same potential difference
Read the excerpt from Frida Kahlo by Hedda Garza. During their courtship, Kahlo painted more than ever. At first she dabbled with murals herself, but Rivera ins
what is a democratic party
1. What was the criteria to being an absolute ruler?