Which of the following expressions could be used to represent "the difference between -17 and -8"? -8 - (-17) -17 - 8 -17 - (-8) -8 + (-17)

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.

Type the correct answer in each box. spell all the words correctly, and use numerals instead of words for numbers. if necessary, use / for the fraction bar(s).