Answer: Yoko=24, Rafael=57, Jim=19
<u>Step-by-step explanation:</u>
Yoko: x + 5
Rafael: 3x
Jim: x
Yoko + Rafael + Jim = Total text messages
x + 5 + 3x + x = 100
5x + 5 = 100
5x = 95
x = 19
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Yoko: x + 5 = (19) + 5 = 24
Rafael: 3x = 3(19) = 57
Jim: x = 19
Answer:
A. x = 15
Step-by-step explanation:
2x + 3 * (x - 10) = 45
2x + 3x - 30 = 45
5x - 30 = 45
5x = 75
x = 15
Answer:
x^2-2x+1
Step-by-step explanation:
f(x)=x^2
g(x)=x-1
f(g(x))=f(x-1)=(x-1)^2=x^2-2x+1
Answer:
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Step-by-step explanation: