20. Rudy wants to make a kite out of Japanese paper with a perimeter of 86 cm. If one side of the kite is 5 cm less
than 7 times the length of the other, what is the length of the longer side?
A. 36 cm
B. 37 cm
C. 38 cm
D. 39 cm
PLEASE HELP
than 7 times the length of the other, what is the length of the longer side?
A. 36 cm
B. 37 cm
C. 38 cm
D. 39 cm
PLEASE HELP
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Answer:
B. 37cm
Step-by-step explanation:
2(7x-5)+2(x)=86
14x-10+2x=86
16x-10=86
16x=86+10
16x=96
16x/16=96/16
x=6
7x-5=7(6)-5
=42-5
= 37