The Answer is 6 Dollars
Well here there are two parts You and your friend spent 15 dollars your friends lunch cost 3 more than yours <span>
6=x is the amount you spent on lunch.
Your friend spent $3 more so add $3 to the amount you spent to get...
$9 spent by your friend.
You=$6
Friend=$9
Total=$15
To prove the solution is valid, plug 6 in for x.
15=3+2(6)
15=3+12
15=15 thus proving the solution is valid.</span>
Here is the answer for questions like this you can use photo math for a simple fast way to do this math
I believe multiply then 3
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Step-by-step explanation:
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A. 4.2 cm; 450
Step-by-step explanation: