If solving for x you will first need to combine like terms. Then after getting the amount of numbers and amount of x numbers you will divide the x number from both. After doing that you would get X=-10
ANSWER:
I think the approximate length og chord Lk is around 8.5 inches long
(11+21)-(3-101)=(11+21-3-10=(11-3)+(21-101=8-18=53
A is the correct answer.
break down the word problem.
You also have to recognize key words which figure into mathematical symbols.
ex. sum of a number and 20 is x+20
square of the number and 9 is (x+9)^2
please vote my answer brainliest! thanks.
