First you have to figure that it sounds confusing but. What you have to do is that 171 is 189 LESS than from one place to another. So just do : 189-171= 18. And then you know 18.
You can easily add while numbers but with decimals, if the point is put in the wrong place then you’ll change the entire number
Answer:
Step-by-step explanation:
The distances they jumped were
x,y,z
y=x+2
z=x+2+2=x+4
x+y+z=12.69
x+x+2+x+4=12.69
3x+6=12.69
3x=6.69
x=2.23
So Jack jumped 2.23m, Alex jumped 4.23m, and Amir jumped 6.23m.
Answer:
The symmetric property of equality.
Step-by-step explanation:
The symmetric property of equality says that if a=b, then b=a. Here, we have x substituted for "a" and 2 substituted for "b" to get ...
if x = 2, then 2 = x. . . . . . . symmetric property of equality
Answer:
-21x - 39
Step-by-step explanation:
Multiply using the distributive property:
3(-7x - 13)
-21x - 39
