It's D on the real I just need to get this to 20 characters sooooooooooooo
A+b+c=408
a=a
b=7+a
c=5+a
a+(7+a)+(5+a)=408
3a+12=408
3a=396
a=132
Abel has $132
Belle has $139
Cindy has $137
Prove:
132+139+137=408
Answer:
You beat the teacher up not punched back
Step-by-step explanation:
Answer: THERE IS NO VALUES OF X THAT MAKE THE EQUATION TRUE.
Step-by-step explanation:
NO SOLUTION