Really need help with this math problem. Thanks!

Mathematics

1 answer:

ohaa [14]4 years ago

3 0

Lana = x
Pam = 0.5x - 0.05
Cheryl = 0.5x - 0.05 + 3.10

Total 89$ = Lana + Pam + Cheryl

89 = x + 0.5x - 0.05 + 0.5x - 0.05 + 3.10
89 = 2x + 3
89 - 3 = 2x
86 = 2x
86/2 = x
43 = x

then Pam = 0.5(43) - 0.05
= 21.50 - 0.05
= 21.45

Cheryl = 21.45 + 3.10
= 24.55

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