3 years ago

I need 31 and 32 pls!!

1 answer:

7 0

31)

a) Mobile plan A: y = 21.4x + 10
Mobile plan B: y = 18.5x + 14

b) Substitute 100 for "x" into each equation:
Plan A: y = 21.4(100) + 10
= 2140 + 10
= $2150

Plan B: y = 18.5(100) + 14
= 1850 + 14
= $1864

Therefore, you should pick Mobile Plan B because it costs less.

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