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Answer:
a) C x +x +x +3x +3x = 18
b) x = 2
c) 2 cm, 6 cm
Step-by-step explanation:
a) The sum of the lengths of the sides is equal to the length of the perimeter. The appropriate equation is ...
x +x +x +3x +3x = 18
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b) Simplifying, the equation becomes ...
9x = 18
x = 2 . . . . . divide by 9
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c) The shorter sides are x = 2 cm.
The longer sides are 3x = 6 cm.
Answer:
Their bide ride was 1 hour and 42 minutes
It’s C since it is open and x is less than 2. We can plug in any number on the number line to see if this makes sense.
Answer:
49.5 dollars first part and y=12+1.25x second part
Step-by-step explanation: