How much pure alcohol must be added to 3 liters of 10% alcohol to obtain 18% alcohol?

Which property of real numbers is shown below? 3 + ((-5) + 6) = (3 + (-5)) + 6 commutative property of addition identity property of multiplication associative property of addition commutative property of multiplicationWhich property of real numbers

Find each sum or difference (X+5) + (4x-7)

How to write 2.3 as a percent

X + y = 8 Let x = 6. What is y? Enter the correct answer. DONE 00000

Marco's bought a bookcase that was 25% of the regular price. He also bought a package of pens for $3 He paid a total of $60 for the bookcase and pens, not including tax. what was the regular price of the book case?

You drive 70 miles per hour but then slow your speed by 15 miles per hour. you then return to your speed of 70 miles per hour. which expression shows how your speed changed?

Given r = 8 and ø=1.85pi, find the Cartesian coordinates. Check your answer. a. (7.13, - 3.63) C. (-7.08, 3.67) b. (7.08, - 3.67) d. (-7.80, - 3.67)

Type the correct answer in the box. Use numerals instead of words. If necessary, use / for the fraction bar. The solution set of n2 - 14n = - 45 is [ ]

Peter is 2 years older than Winnie. Peter's age is 16 years less than seven times Winnie's age. The equations below model the relationship between Peter's age (p) and Winnie's age (w): p = w + 2 p =

Name a fraction equivalent to 2/3