3x=18 because you add the like terms 6 and 12
Answer:
10/21
Step-by-step explanation:
5
7
+
2
3
=
5 × 3
7 × 3
+
2 × 7
3 × 7
=
15
21
+
14
21
=
15 + 14
21
=
29
21
=
1 8
21
Answer:
32 is the other number
think about it if you add
32+7 that is = to 39
Answer:
Hello,
why not 700 ?
Step-by-step explanation:
![n=\overline{abcd}\\a\in \{3,4,5,6,7,8,9\}: 7\ possibilities\\b\in\{4,8\} :2\ possibilities\ :0 \ in\ USA\ is\ not\ a\ multiple\ of\ 4\\c \in\{0,1,2,3,4,5,6,7,8,9}: 10\ possibilities\\d \in \{0,2,4,6,8\}:5\ possibilities\\](https://tex.z-dn.net/?f=n%3D%5Coverline%7Babcd%7D%5C%5Ca%5Cin%20%5C%7B3%2C4%2C5%2C6%2C7%2C8%2C9%5C%7D%3A%207%5C%20possibilities%5C%5Cb%5Cin%5C%7B4%2C8%5C%7D%20%3A2%5C%20possibilities%5C%20%3A0%20%5C%20in%5C%20USA%5C%20%20is%5C%20not%5C%20a%5C%20multiple%5C%20of%5C%204%5C%5Cc%20%5Cin%5C%7B0%2C1%2C2%2C3%2C4%2C5%2C6%2C7%2C8%2C9%7D%3A%2010%5C%20possibilities%5C%5Cd%20%5Cin%20%5C%7B0%2C2%2C4%2C6%2C8%5C%7D%3A5%5C%20possibilities%5C%5C)
7*2*10*5=700
Impossible to reach 3000 since 2nd digit is 4 or 8.