Divide 42 inches by the total amount of inches in one brick
why you are dividing by 42 inches is because 3 1/2 ft is equal to 42 inches
Answer:
x=9
Step-by-step explanation:
combine like terms

4+5=9
9+6x=7x
to get 6x with 7x subtract 6x from both sides as its positive
6x-6x=0
7x-6x=x
9=x
x=9
Is there a picture to this?
$6!
10% is $3, you just move the decimal to the left one space, and that's 10%, so double is $6
Answer:
4
Step-by-step explanation:
ln e ^4
Natural log and e are opposites so they cancel and leave
4