Answer:
78 cm should be the correct answer
Step-by-step explanation:
The answer is 5w+12.
Combine like terms:
(3w+7)+(2w+5)
5w+12
3 times
divide both numbers Which will give you 3
It’s the third option
Answer: x = 8
Step-by-step explanation: Move all terms that don't contain x to the right side and solve.