Answer:
n = -4
Step-by-step explanation:
6n + 9 = -3n - 21 - 6
combine like tmers:
6n + 9 = -3n - 27
add 3n to both sides:
9n + 9 = -27
subtract 9 from both sides:
9n = -36
divide by 9:
n = -4
Answer:
if you want to find perimeter you must do addition for the corners. For example on long side in the regtangle the number is 4. And the short side is 6. The one thing we must do is addition. Than the answer will be 10. You're welcome.
Answer:
3 1/2
Step-by-step explanation:
4x7=28
1/2 x 7= 3 1/2
Answer:
14
Step-by-step explanation:
Divide 3 1/2 into 1/4
Answer:
$15, $8, $1, respectively
Step-by-step explanation:
Line up the number of years with the line and check the pay.