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TheSillyMichael1566
21.01.2021 •
Mathematics
Ronnie measured the elementary school and made a scale drawing. He used the scale 8 millimeters : 6 meters. If the school yard is 112 millimeters in the drawing, how long is the actual school yard?
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Ответ:
D) 25a-9
Step-by-step explanation:
6(a-2)+8a*2+3(a+1)
6a-12+16a+3a+3
6a+16a+3a-12+3
22a+3a-12+3
25a-12+3
25a-9