64.80xs.5=$162 $162-20=$142 142x1.09=$154.78 The RacerZ costs $142 and the Swiftee costs $154.78
Answer:
Option C
Step-by-step explanation:
I solved in the picture
Hope this helps ^-^
Let
x--------> The number of red marbles
y--------> The number of blue marbles
we know that
equation
equation
equate equation and equation
therefore
the answer is
The number of red marbles is
The number of blue marbles is
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Answer:
45%
Step-by-step explanation:
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