You use a closed dot with the greater than or less than with the line under the symbol or the greater than or equal to or the less than or equal to symbols. The line indicates a closed dot.
Remove parentheses
2c - 4 + 5c + 11
Combine like terms
Answer: 7c + 7
The best way to solve this one would be simple cross multiplying. Multiply the top of one side with the bottom of the other side. In this problem you need to multiply X with 8 and multiply 3 with 5. You'll get an equation of 8X=15, then divide both sides by 8 so that you get X by itself. Your answer will them be X=1.875
Answer:
The answer to the problem is -4 the other answer is wrong
I hope I helped you.
No triangle 60+40=100 which is the same as one side