What is the sum of the linear expression 3x + 9 and 2x + 4
1 answer:
Answer:
5x + 13
Step-by-step explanation:
(3x + 9 ) + (2x + 4)
It's quite simple, we just have to add the parts that have x to each other and those that don't have x to each other
3x + 2x + 9 +4 =
then the result is
5x + 13
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Step-by-step explanation:
xy=4
2x-y+2=0
1-3y = 4
3у=1-4
3у=-3
У=-1.
