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01.12.2021 •
Mathematics
A copy machine makes copies 32 per minute. How long does it take to make 168 copies
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Ответ:
5.25m
Step-by-step explanation:
32 papers will make in 1 minute
(168 copies/32copies)×1min = 5.25m
Ответ:
Ответ:
1) 25
2) 155
3) 25
4) 25
5) 19
6)
7)
CODE:
Step-by-step explanation:
1) 180 - 155 = 25
2) 155 = angle 4
3) angle 1 and 5 are equal = 25
4) angle 1 and 7 are equal = 25
5) 19
5x + 15 = 8x - 42
5x + 15 - 5x = 15
8x - 42 - 5x = 3x - 42
15 + 42 = 57
3x - 42 + 42 = 3x
57 = 3x
57 / 3 = 19
3x / 3 = x
19 = x
6)
7)
25 + 155 + 25 + 25 + 19