2(4-d+2d)=12
8-2d+4d=12
8+2d=12
2d=4
d=2
Answer:

Step-by-step explanation:
Area of 2 parallelograms = 2(bh)
= 2(13 x (6 ÷ 2))
= 2(13 x 3)
= 2 x 39
= 
hope this helps, sorry if it is not right
Answer:
30 kids are present
Step-by-step explanation:
Hey there champ! Basically you wanna divide 40 by 4, or the fraction 1/4 to get the number of kids absent which is 10. From here you subtract 10 from your og class size, 40 and get thirty! Have a great day :)
Answer:
'
Step-by-step explanation:
Answer:
positive
why?
Step-by-step explanation:
the fraction has a squared of 2
so the fraction is negative
but when you multiply them twice you'll get positive integer
negative + negative = positive
then adding 1 still makes it positive
HOPE IT HELPS
<u><em>(FROM CROSS)</em></u>