2d + 13 = 12
d = -0.5
-0.5 × 2 = -1
13 + (-1) = 12
Hope this helped☺☺
Explanations:
Twice a number d and 13 = 2d + 13
The sum = Total
Is 12 = "= 12"
That equals :
2d + 13 = 12
Answer:
Just a bored teen willing to help,
hope you're having a splendiferous day...
Step-by-step explanation:
Sasha: 16.8 seconds÷12 m=1.4 meter per second.
Sam: 46.5 seconds÷31 m=1.5 meter per second.
Sasha walked the fastest.
Just add 70 and 30 together and then subtract it from 180
70+30+x=180 100=180 subtract 100 from 180 and x=80 and to check this just add 70+30+80=180 it checks out
Hope this helps have a nice day
Step-by-step explanation:
the answer is in picture
