Answer:
I got
Step-by-step explanation:
-7x+4(1+x)
-7x+4+4x
\ /
-3x+4
-3 -3
X= -0.75
Answer:
7
Step-by-step explanation:
Divide the 12 by 4 to see how much one is for.
After you get $3 alk you do is divide the $21 by 3
Group like numbers
6-3-4i-2i
3-6i