Distribute all the negatives: 7a-9c+12a+33c+21a-10c
simplify:
40a+14c
Answer:
Depending on your question
Step-by-step explanation:
For example if its (4,-2) you go 4 up because it's positive and 2 down because its negative. After, you connect those two coordinates and get your FINAL answer after.
Answer:
<em>(C). {3} </em>
Step-by-step explanation:
= 
+ 
( x ≠ - 1 )
- + = 0
- 
= 0
= 0 ⇒ <em>x = 3</em>
Let m the tens digit and n the ones
the Original number is 10m+n
7(m+n) =10m+n
7m+7n=10m+n
6n=3m
Reversing the number 10n+m
10n+m=18+n+m
9n=18
n=2
6n=3m
6(2)=3m
3m=12
m=4
the number is 10m+n=10(4)+2=42
I found the answer. hehehehehehehehrheehrhrh
