Mathematics, 12.09.2021 14:00 zafarm2oxgpmx
Identify the property that justifies each step asked about in the answer area below.
Line 1:
(-2x + 10) + 7x
Line 2:
(10 + (-2x)) + 7x
Line 3:
10 + (-2x + 7x)
Line 4:
10 + 5x
Line i to Line 2:
Line 2 to Line 3:
Answers: 2
Mathematics, 21.06.2019 15:00
When you arrive at the lake, your friend realises he hasn’t got any swimming trunks. you need to ride to a sports shop. the sports shop is 8350 metres away. how many metres is it to cycle there and back?
Answers: 1
Mathematics, 21.06.2019 23:40
Sanjay solved the equation below. which property did he use to determine that 7x+42=42 is equivalent to 7(x+6)=42 7x+42=42 7x=0 x=0
Answers: 1
Mathematics, 22.06.2019 00:30
Two cities a and b are 1400km apart and lie on the same n-s line. the latitude of city a is 23 degrees. what is the latitude of city b. the radius of the earth is approximately 6400km.
Answers: 3
Identify the property that justifies each step asked about in the answer area below.
Line 1:
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