Answer:
I don't even see the whole problem?
Step-by-step explanation:
Try asking you Mom/Dad for help.
Hey there!
12 decreased by twice a number is -34.
Decreased= -
Twice=2
Number=n
2n-12= -34
I hope this helps!
~Kaikers
Number 6 and 7 are incorrect and I can't read 1/2/3
for 6
7/10 would be 70%
for 7
3 2/5 would be 3.40 not 3.25
A is aldult tickets
b is child tickets
b = 2/3 a
7a + 12b = 90
7a + 12 x 2/3 a = 90
7a + 8a = 90
15a = 90
a = 6; b = 4
