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Andrews [41]
4 years ago
11

Solve the equation x + 3 x + 5 equal 21​

Mathematics
2 answers:
weeeeeb [17]4 years ago
6 0

Answer: The answer is 4.

Step-by-step explanation: The way I got my answer was by isolating the variable by dividing each side by factors that don't contain the variable. I also have a website that you can use to help you! (if you want it, just ask me and I can provide it to you!)

I hope this info helps you! :D

saw5 [17]4 years ago
5 0

Answer:

x = 4

Step-by-step explanation:

Combining like terms, we get 4x = 16, and so x = 4.

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