Answer:
78.48÷9×12=cost
104.64
Step-by-step explanation:
amount divide by 9 months equals cost per month
take that by 12 to give 12 months sub
uh maybe 16x= -3 or x= -3/16
I'm so sorry if this is wrong or not what you're looking for
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a. y= 4 + 0.50x b. y= 1.00x