Dan had 42 books in his library. he bought several books at a yard sale over the weekend. he now has 58 books in his library. how many books did he buy at the yard sale?write a equation to solve each problem then solve the equation

Related Questions

• Asako's employer covers 90% of the cost of a $3500-per-year health insurance plan and 60% of the cost of a $1300-per-year disability insurance plan. If Asako gets paid monthly, what is the total amount deducted from her gross income health and disability insurance during each pay period?
• I have a negative balance of $153 in my saving account. Every week, I save $17 and deposit it into my saving account. How many weeks will it take for me to save at least $0. a) Write an inequality to represent the situation. b) Solve the inequality
• using the formula 2T = M + 3K, find the value of K when T= 11 and M= 4
• The level of various substances in the blood influences our health. Here are measurements of the level of phosphate in the blood of a patient, in milligrams of phosphate per deciliter of blood, made on 6 consecutive visits to the clinic: 5.6, 5.2, 4.6, 4.9, 5.7, 6.4 What is the standard deviation for these data? A. .642 B. 5.4 O. 32.4 D. 177.02
• A small swimming pool has a circumference of 3π feet. Select the true statement about the pool. a The radius is 3 ft. b The diameter is 3 ft. c The diameter is 1.5 ft. d The radius is 6 ft.
• Which statement is ALWAYS true? A) The sine of an angle is equal to the sine of the angle's complement. B) The cosine of an angle is equal to the sine of the angle's supplement. C) The sine of an angle is equal to the cosine of the angle's complement. D) The cosine of an angle is equal to the cosine of the angle's supplement.
• Write the point-slope form of the line that passes through (5, 5) and is parallel to a line with a slope of 1/4. Include all of your work in your final answer. Type your answer in the box provided or use the upload option to submit your solution.
• find the quotient (x^2-4xy) divided by x
• Name five fractions that are near but not equivalent to 4/12.
• How to solve 2.1*10^2/8.4*10^5