Add similar terms:
(2x + 3x - 10x) + (5x² + x<span>²) </span>= -5x + 6x<span>² (ANSWER: C)</span>
Answer:
answer is in the step by step explanation.
Step-by-step explanation:
40 feet is the diameter so 20 feet is radius. 2 times pi times 20 is 125.663706144. if pi is 3.14 then it's 125.6. I hope that answered your question.
It will be 4f-30. Using substitution, you get (-8f-12) + (12f-18). Adding this together you get -8f-12+12f-18. Then you add -8f and 12f to get 4f, and add -12 and -18 to get -30.
Answer:

Step-by-step explanation:
The slope of a line is the change in the line. It can be found using the formula;
or
.
Substitute in the given points, and solve for the slope;
