Answer:
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Answer:
The answer is
or
.
Step-by-step explanation:
Solve the following equation:

-Multiply
and
to get

So, now you have found the answer.
Answer:Hi is this a simultaneous equation,
Answer:
The bill will be $26070.
Step-by-step explanation:
Your base plan costs you $30 a month
And each text sent or received is only 12 cents or $0.12.
Let the messages sent be = x
So, cost for messages become = 
Let total bill cost be = y
Now, total bill will comprise of monthly plan charges plus message charges.
So, equation forms:

Now, given is that In one month 217,000 messages were sent between two brothers in Philadelphia.
So, their approximate bill will be :

=>
=> y = 26070
Therefore, bill will be $26070.
First plug in the numbers 5 x 8 = 40
40-4y+6x8=48
40-4y+48